Virtualbox slow after guest additions. Overall it just feels extremely slow and nearly unusable.
Virtualbox slow after guest additions. In May 7, 2022 · I encountered the following issues: 1. When everything slows down it shows 10 to 20% CPU usage. ) detected here too. Jun 2023, 15:12 I'm posting about Raspberry Pi Os and Debian together since Raspberry Pi Os is built on Debian 11 and their both exhibiting the same behavior. run to work as it says . Nov 2, 2018 · After installing the Guest Additions on the Linux guest, performance improves but it is still quite laggy, to the point of being too detracting to use. Run until you see the problem happen, then shut down the guest from within the guest OS if possible. 460449 VMMDev: Guest Additions information report: Version 6. Jul 2019, 18:17 I have a guest running Slackware 14. Apr 17, 2014 · As the title says, after having install the guest additions/shared folder, it turns out that the guest (Windows XP) takes a long time to startup (i didn't encounter that problem before installing the guest additions). 20 and 5. The latest version of Guest Additions is installed on my Host OS, Windows 10 Pro 1909. Please reproduce the issue with a VM starting from the Power-off state. 10 are started. Apr 15, 2025 · If your virtual machines suffer from 100% CPU utilization, VirtualBox version 7. 16) was already installed. 10 with the VMSVGA graphics controller in combination with the VirtualBox Guest Additions (GA) 5. Please right-click the guest in the main Virtualbox window's guest list, choose Show Log. 28 and 6. Among its many features, VirtualBox offers a set of enhancements known as Guest Additions, which are designed to improve the performance and usability of virtual machines. 10 Wayland desktops running kernel versions 6. I managed to install Windows 11 as well as the Guest Additions. 2. If you run "lspci -k" in your Ubuntu Guest, the output should say something like "VMware SVGA II adapter" ). Jun 17, 2007 · The Guest Additions (which you install in each guest OS, hence the name) is a completely separate feature from the Extension Pack, which you install once on the host. 38 which seems more stable for the programs I use, but the boot Dec 12, 2022 · If your virtualbox running slow has been an issue, read this article. 04 / 23. Jan 3, 2025 · VirtualBox’s Guest Additions: What They Are and How to Install Them VirtualBox is a powerful, free, open-source virtualization software that allows users to run multiple operating systems on a single physical machine. Whether you have installed Guest Additions and/or Host Extensions (this solves 90% of the problems we see) PLUS a detailed description of the problem, what research you have done, and the steps you have taken to fix it. This chapter describes the Guest Additions in detail. Jan 2024, 18:24 It's just an idea, so you should test your internal HDD or you could try an external SSD for comparison. Jun 2014, 15:15 Hello Everybody As the title says, after having install the guest additions/shared folder, it turns out that the guest (Windows XP) takes a long time to startup (i didn't encounter that problem before installing the guest additions). log of the slow boot, and a normal fast boot, might not come amiss to the forum guru that may look into this. Now when I boot the VM, a bunch of errors appears, first one being during the boot messages: [FAILED] Failed to start VirtualBox Guest VMSVGA resize client. 3D Nov 17, 2021 · Tested on 6. I install Windows XP in a VM, everything goes normal, and when I go to install Guest Additions, it or errors out and aborts the installation, or hangs on installing drivers. 10 Virtualbox, Extension Pack if used, and Guest Additions, after taking appropriate host and VM backups. 04 in the VirtualBox Machine and VSCodium is pretty slow and laggy. When trying to uninstall GA, the VM freezes (see included screenshot with name freezed-GA-7-0-6-uninstall-Win11-22H2. After successful installation of the guest additions I could not configure the „seamless mode“ as in previous (down-level) installations (option grayed out) 3. Quick links: VirtualBox User Manual, Search the VirtualBox Forums, Search the VirtualBox Bugtracker Very slow startup after guest additions by Jeff_59 » 1. The reason? Guest Additions come with several VirtualBox enhancements, drivers, and improvements which can significantly improve the speed and responsiveness of your VM. Inside virtual machine installed MS Windows 11 22H2 and after installing 7. Sep 20, 2014 · I now seem to have a working WIndows 11 guest with guest additions install. Linux guest (Slackware) extremely slow after updating Guest Additions by JD » 18. log file has been resumed from a Saved state, which is like continuing the guest OS after pausing it, and we cannot guess what happened since the guest OS was really started. 04 on my Windows 11 Host, OS works fine, but when I open Firefox and play video, the system is full of glitches (slow video, lag, artefacts, etc. Do you still have a problem if you disable 3D acceleration? Your host has Intel graphics: Intel are not famed for the quality of their OpenGL implementation, which is where guest 3D is routed. 4 and 6. 0 in all our Linux machines (Ubuntu 24. Overall it just feels extremely slow and nearly unusable. Without Guest Additions Raspberry Pi Os and Debian load quickly in VirtualBox 7. Jul 4, 2012 · Extremely slow network performance with VirtualBox 7. I have a Windows 10 Guest OS with Virtual box (Version 6. I turned the virtual machine off and on again, logged, same. By troubleshooting common issues like the lack of the Extension Pack and Guest Additions, configuring the right settings, and adjusting performance settings, users can often rectify drag-and-drop functionality quickly. Everything was fine until I said, "Self, you haven't updated the Guest Additions to the latest version in a while", so I went and did that. This is an Ubuntu Linux 9. Sep 22, 2023 · Re: Very slow Windows guests by fth0 » 23. Here's the breakdown: VirtualBox version 6. I tried this with the same results in both 5. 10 r138449 ' 6. VirtualBox seemed to run slow but I found the solution was actually to do with resolution. After installing Guest Additions, I noticed a significant performance drop compared to running the VM without it. If you are talking about forks of Virtual Box maintained by other developers, like Make sure your guest is properly configured to use 3D acceleration (Verify that you have right version Guest additions installed (i. Installed Windows 11 guest from iso downloaded from MS, Enterprise activation with work credentials. Where to download Guest Additions ISO? You don't, if you are talking about the binary packages that Oracle maintains and distributes. There's overhead in the CPU load needed to keep track of instructions in a multi-processor guest, and the more processors the more overhead. Then I installed the Guest Additions to get the correct resolutions. Dec 23, 2020 · I had this problem yesterday and played with the Virtualbox System and Display settings. 8, the program's latest update, is here to fix that. 2, I updated the Guest Additions in safe mode, rebooted and logged in my Virtual Machine (Windows XP SP3 Professional with the Microsoft Extended Support). To get Guest Additions installed, start by launching your virtual machine and load it up Ubuntu 22. 1 to run Ubuntu 20, I have installed Guest Additions on Ubuntu. I did May 11, 2022 · Hello, I am currently using Ubuntu 20. 50, 7. log file, you were using VirtualBox 6. Aug 19, 2023 · During the first guest OS startup, the VirtualBox Guest Additions 6. Yes, I have the Guest Additions installed and inserted. Windows 11 host. That way it isn't mounted in any VM the next time you upgrade. The previous chapter covered getting started with VirtualBox and installing operating systems in a virtual machine. Re: Kali Linux runs very slow after installing guest additions by mpack » 8. 2 r49928 on a Vista SP1 host, a Presario C751 notebook. run not found, even though I already tried sudo apt-get install virtualbox-guest-utils and restarted. 6 Guest Additions (GA), having same video glitches - unwanted transparency, random menus blinking, Notepad is totally black (even menus) and therefore unusable. Ryzen 9 3900X, NVIDIA GTX 2060 Super and 32 GB of RAM This sounds strange, but for me I solved this problem by decreasing the amount of processors in System -> Processor -> Processors. x). 8. The monitor started flickering after a while and made the machine unusable 4. I use Virtualbox 7. Jul 2023, 13:42 7. To get Guest Additions installed, start by launching your virtual machine and load it up Linux guest (Slackware) extremely slow after updating Guest Additions by JD » 18. Not according to the log that you provided. /VBoxLinuxAdditions. The only way to get them running or responsive is to shut down by force the VMs. Please check Google and the VirtualBox Manual before asking simple questions. 3) Host: Ubuntu 22. 04 with the ISO guest additions. The system becomes sluggish, apps take longer to launch, and overall responsiveness is reduced. I have installed Ubuntu 22. Before the upgrade to the latest version, i had these guest VMs running with saved states each time i was done. 38 r153438 (Qt5. I had this set to 12 because I thought this would help alleviate this issue. When everything is working smoothly and I look in task manager, the VB Guest Additions shows 0% CPU usage. Oct 27, 2025 · Learn how to install VirtualBox Guest Additions on Windows and Linux in simple steps for better performance and screen integration. If not possible, close the Virtualbox window for the guest with the Power Off option set. Feb 25, 2023 · VirtualBox is a slow, but you can make is usable for non-3D tasks by installing the Guest Additions pack for your VMs OS, increasing the graphics video memory to the max, adding enough memory to your VM, and of course, installing your VM on an SSD. Now, I have installed Ubuntu 23. The available Oracle Re: Kali Linux runs very slow after installing guest additions by mpack » 8. Dec 16, 2024 · In this article, we covered the steps to fix the issue of slow Turtle icons in VirtualBox 7. The Guest Additions ISO is included with said main Virtual Box binary package. Everything takes a while to respond and if i want to move a windows it slowly drags it way behind my cursor etc. (3d acceleration is active) Already tried: - increasing/decreasing CPU cores - increasing/decreasing allocated RAM Whether you have installed Guest Additions and/or Host Extensions (this solves 90% of the problems we see) PLUS a detailed description of the problem, what research you have done, and the steps you have taken to fix it. Installing the Guest Additions and restarting the VM Creating a new virtual machine with a new disk altogether, then booting up with the same CentOS LiveCD that I used to install it originally I installed Windows 8 Release Preview on a VirtualBox VM, and it worked correctly. Feb 2018, 09:29 And i don't see the need of 3d for Kali. If slowness continues, please start the VM from full normal shutdown, not save-state. 04 VM running in Windows 10, Guest Additions Installed, VirtualBox 7. Jun 4, 2008 · After upgrading the host OS to Windows 11 Pro 23H2 I have serious problems, including guest VMs that slow down, guest VMs freezing, and so on. Jul 10, 2020 · To the point where I cannot really use it because the mouse is always very sluggish. There is still the issue that the VM is using more than 100% of the CPU according to ps on the host, but I will open a separate thread for this issue if it continues. 0. May 12, 2017 · Hi All I've been struggling for a while for Linux vms on a Windows 10 Pro host running so slowly as to be almost unusable. Jan 22, 2018 · Re: Kali Linux runs very slow after installing guest additions by towo2099 » 8. Feb 1, 2017 · The Guest Additions are additional device drivers and system applications, installed on the guest machines, that optimize the guest operating system for better performance and usability. I have a new system. However, every time I install Guest Additions on my Guest OS, I get severe graphical glitches, a massive performance slowdown, and unclickable UWP applications. Jun 4, 2023 · Raspberry Pi Os, Debian Guest Additions Installed: Slow Startup Times by ufguy » 5. Jan 2021, 10:07 omexlux wrote: Guest Additions (6. To install the Guest Additions for a particular VM, you mount this ISO file in your VM as a virtual CD-ROM and install from there. 10_Ubuntu ' Aug 22, 2020 · In the VM run which created the VBox. Sep 26, 2025 · I’m running into an issue with my Windows 11 guest on VirtualBox (version 7. 14 without solving the issues. Apr 3, 2012 · Linux guest (Slackware) extremely slow after updating Guest Additions by JD » 18. 2) and Guest additions same version. I run Windows 11 22H2 and want to run a VM with Windows 11 as well. Jul 7, 2025 · After installing VirtualBox on a Windows 10 or 11 host machine you may notice that the guest VM machine is running very slowly for no apparent reason. Our tech experts show you possible reasons why this is happening and how to resolve it. 4 on Windows 11. also using Hyper-V for network VLANs Wonder if anyone seen this problem? Nov 5, 2024 · This post tells you the possible reasons for virtual machine running slow and methods to improve virtual machine performance. I wonder if Virtualbox can name one thing that they believe they have nailed down after 20 years of effort. May 11, 2023 · Hi, I'm playing with VirtualBox and various OS. . Jan 16, 2024 · Re: Super slow boot on ubuntu vm (up to 15 mins) by fth0 » 17. May 26, 2023 · I am running a virtual machine through Oracle VM VirtualBox. 1 LTS, guest: Windows 11 22H2 Host Extension Pack installed, Virtualbox Guest Additions installed I have a fairly recently installed vanilla Ubuntu system, up-to-date. We checked Virtualization settings, reinstalled VirtualBox, updated Guest Additions, updated drivers, and disabled Hyper-V. 3 and 15. Edit3: I did as a poster said downthread, I tried rebuilding the guest additions modules and the install failed. If you are experiencing such a problem and want to make VirtualBox run faster, continue reading below. During the installation of the OS I've choice the flag "Install third parts driver", and after that i have installed the "Guest Addition". 04 Server very very slow by mpack » 14. 8 Mar 14, 2021 · I've been trying unsuccessfully for several days to get Guest Additions to work with my Guest Windows 10 Pro 20H2 operating system. 18 with the extension pack to match. Mar 19, 2021 · I have upgraded the virtualbox additions to latest version and nothing. 6. Guest additions could not be installed out of the box 2. As The Oracle VM VirtualBox Guest Additions for all supported guest operating systems are provided as a single CD-ROM image file which is called VBoxGuestAdditions. The OS toolbar May 13, 2021 · Does this mean that earlier versions of Virtualbox did not have this slow boot problem? If so, what was the last successful version? If the 7. With VirtualBox 7 released and the possibility to install Windows 11, I thought I could try it again and see if some changes resolved my performance issues. Oct 6, 2020 · Oct 2020, 19:11 Start the guest from full power off, not save-state. 4 guest in Virtualbox 3. Ubuntu 22. I tried to turn off the Windows Defender but it took so long with the actual speed so I gave up Thank you in advance for your help You do not have the required permissions to view the files attached to Nov 4, 2010 · Easy reproducible on multiple AMD Ryzen 7/9 Windows/Linux host computers as all guests running Ubuntu (Wayland) flavors are affected after updated kernel versions 6. Sep 25, 2025 · VirtualBox shared folders in a Gentoo guest VirtualBox shared folders can only be mounted after the virtualbox-guest-additions service has been started. Dec 20, 2022 · Linux distros 'helpfully' pre-install their fork of Guest Additions in their OS's on the off chance it will be installed in a Virtualbox VM. I installed VirtualBox 7. e. 2 and upgrading to windows 11 22h2 i noticed that the windows 10 guest boot time got much longer and with the cpu reaching 80% - 90% during boot, so I reinstalled the version 6. Oct 15, 2015 · 1 I tried to follow the instructions here: Why does a Ubuntu guest in VirtualBox run very, very slowly? However, I cannot get sudo . 04. A simple apt-get upgrade now takes hours to download new packages. Since this happens towards the end of the bootup sequence (OpenRC), a shared folder mount in /etc/fstab will fail. I'm using a Macbook Pro 16" and using VirtualBox 6. 4 r154605 (Qt5. The Guest Additions are designed to be installed inside a virtual machine after the guest operating system has been installed. The guest OS is very slow and it freezes frequently. conf for information VirtualBox 7. 15. iso. The login was fine, but I noticed that some programs were misbehaving like Team Viewer and everything was kinda laggy (not smooth). Mar 5, 2020 · Install Guest Additions The first thing to do if you’re experiencing a slow VirtualBox virtual machine is to install Guest Additions. There are several parameters which can be tuned. Jul 20, 2023 · Re: Slow performance VM on Win10 by scottgus1 » 20. (specific patch version doesn't seem to make a difference here as I've tried multiple versions all the way down to the 1803 update) Dell After updating from VirtualBox 5. 8 Guest Additions are uninstalled, does the problem happen? Also, A vbox. 29-148314 Hi been seeing a problem where the guest win11 (without EFI enabled) on win 11 host with 12th gen Intel CPU will freeze with task manage open the uptime stops but if I click in the guest it jumps forward, its random may take upto a hour before it happens. Please try upgrading to 7. 1. 8's Guest Additions had some slowness problems with VMs. I installed the latest version (7. Cinnamon just runs like a dog under VirtualBox. I have found that this only happens after Guest Additions has been added to the VM, as follows: Create new vm, 3GB ram, 2 cpu, 3D vga, 128Mb video Install from linux mint o/s image - everything runs/works fine Install Guest Additions into newly created VM and reboot VM VM Aug 15, 2018 · But sometimes it will suddenly become so slow as to be useless—20 or 30 second or longer delays between a keyboard or mouse action and the execution of the action. Computers Specs are decent enough: i-7 4770K, 16 GB RAM, SSD, NVidia GTX 1070. d. When it freezes in the Virtual Macine logs it says "Heartbeat last recieved x The Guest Additions are designed to be installed inside a virtual machine after the guest operating system has been installed. Oct 12, 2019 · Re: Slow Windows 10 guest by ondramas » 18. 18 (!) are started, and after the reboot initiated by the guest the expected VirtualBox Guest Additions 7. Oracle does maintain a Virtual Box binary package for OpenSUSE 15. This driver acts as a hardware 3D driver and reports to the guest operating system that the virtual hardware is capable of 3D hardware acceleration. For any serious and interactive use, the VirtualBox Guest Additions will make your life much easier by providing closer integration between host and guest and improving the interactive performance of guest systems. 4/6. Oct 18, 2022 · Hi, My host was Windows 10 and it got upgraded to Windows 11 rcently. See Guest Operating Systems for details on the guest operating systems that Oracle provides premier support for. The VMs became slow and just started to freeze from time to time without any reason. 10 Ubuntu fork. Technically, Oracle VM VirtualBox implements 3D acceleration by installing an additional hardware 3D driver inside the guest when the Guest Additions are installed. I've seen various internet postings that seem related but they focus in on 3D acceleration which is not enabled on my system. Samba share from Linux works so I can move files back and forth that way. We would like to show you a description here but the site won’t allow us. Feb 4, 2021 · Is you guest sluggish like even the mouse movement is slow or just when opening programs and files? You can try coping your VHD file to the SSD and check how speed changes. Feb 2023, 12:10 Hi all, sorry in advance for my english, after installing Virtualbox 7. 5: - Ubuntu 22. Only after shutting down the VM completely and then restarting will sound playback slow down with a commensurate lowering of pitch as though the clock is running slow. Mar 14, 2021 · I've been trying unsuccessfully for several days to get Guest Additions to work with my Guest Windows 10 Pro 20H2 operating system. They consist of device drivers and system applications that optimize the guest operating system for better performance and usability. After installing the Guest Additions and rebooting the guest freezes. I have a Windows 10 with major version 2004. 2 under Windows 7, with VirtualBox 6. So far the setup has been just as slow. Despite I can confirm that bug. I reduced it to 2, kept my graphics controller as May 29, 2018 · The main realization is that guest performance is significantly impacted by the guest additions and that when a new operating system version is released, changes eventually get made to the additions to better support the new release. Initially when booting the machine the first time it is working perfectly, r Apr 12, 2021 · After upgrading to VirtualBox 7, I am experiencing very slow file transfers from the Guests to a NAS. 22. pp. Hey all! So, I've been having some issues with virtualbox and Windows 10 running painfully slow after I install Guest Additions. Now, the Start screen is very slow, takes a May 11, 2017 · Doing a fresh install of Ubuntu 18. should match the version of Virtual Box you are running on your Host). 14 and older - Corresponding Guest additions installed - Guest Display settings So, this started going on with newer releases of VirtualBox (specifically, everything after 6. Note: this is not a post about running MacOS on VirtualBox, but running VirtualBox on a Mac. Sep 2023, 01:36 FWIW, the VM in the VBox. This image file is located in the installation directory of Oracle VM VirtualBox. Following initial installation of the guest, sound playback works well. 16. Doesn't help much with Official Virtualbox. The Oracle VM VirtualBox Guest Additions ensure that the guest's system time is synchronized with the host time. Nothing helped so eventually I removed the VM and created a new Win10 VM today. 04 in my guest with a Windows 10 host. Feb 2018, 09:28 Thanks for the log, but it would be better if it was zipped. ). Jan 22, 2025 · Guest Additions: Fine-Tune Those Virtual Displays Every VirtualBox update sprinkles in some magic for Guest Additions—the extra layer of integration that makes your guest operating system feel more native. 00:00:25. 1 to 5. 1)I really don't know what's going on but I'll try to explain. Feb 28, 2023 · Windows 10 guest extremely slow when boot by sslmike » 28. Sometimes it freezes forever and I have to close and re-start the virtualbox. Intel Core i7-12700, 32 GB DDR4, ASUS ROG STRIX B660-A GAMING WIFI D4 and RTX 3080 (but virtualbox seems to use the Intel May 12, 2021 · The following won't cause slow performance, but it's good practice to eject the Guest Additions ISO after use. Either: Make the noauto mount option and add a mount/unmount pair of scripts in /etc/local. View /etc/rc. 04, Debian 12, etc. Jun 4, 2020 · Re: VirtualBox - Ubuntu 20. 5 - Hosts Windows 10 and any Linux - VirtualBox versions 6. 2) of VirtualBox with the guest additions but the guest OS keeps crashing/freezing after a few minutes (sometimes less than a minute) of use. The log clearly shows GAs from the 6. Good question but I'm just wondering why my clipboard is broken even though guest additions are installed on Debian, and I have tried with both Debian's directions and VB's directions. Conclusion VirtualBox’s drag-and-drop feature is a powerful tool for managing files between host and guest systems, but it can malfunction due to several reasons. png). Apr 19, 2021 · No, you're not doing anything wrong, and yes, adding processors will make a guest go slower. VM gets 4/8 CPUs, 8 GB RAM, 128 GB Video memory w/3D acceleration. 0, which cannot know much about the VMSVGA controller, so that's maybe a bad combination. 4, in its own repository. Oct 2019, 15:41 I attach the new log. To be more precise, i first have a blue screen (of death?) for 3 (perhaps 4) minutes before the icons on the desktop appear. fskdsjfyeogbqxfebzwwbiawqbbyts0sg4qz3tlm0vbttarwr