Re: /Media folder access denied in Virtualbox 4.3.16 Originally Posted by wolfi323 Ok, your user _can_ access the actual shared folders, because he's in the "vboxsf" group, and those have "rwx" access for the group. What this allows you to do is share a folder between a host (the machine running VirtualBox) and a guest (the virtual machine). By default, shared folders have read/write access to the files on the host path. If you manually mount the shared folder, then you need to use the relevant options on the mount command to set the folder with the right ownership (i.e. We used Auto-Mount feature to mount the shared folder automatically on the Linux client but I will tell you when and why you should avoid using Auto-Mount in my next article. On Linux distributions, shared folders are mounted with 770 file permissions with root user and vboxsf as the group. Re: [SOLVED] automount virtualbox shared folder (guest arch) I solved it using the 1st approach but changing /media/ group. Your guidance appreciated. This is because the Host OS doesn't support the same permission system as Linux, so VirtualBox has no way of knowing who should own the files. VirtualBox is a very useful tool to install operating systems inside the main system. However, configuring the Virtualbox to share files between your main system and the system you installed in a VirtualBox is not trivial. It is not necessary to change the permissions on the host system, just easily mount the shared folder for the normal user: sudo mount -t vboxsf folder share -o uid=1000,gid=1000 1000 is the default ID of the default user. VirtualBox is one of the best (and free!) virtual machine applications out there, but it’s even more useful if your virtual computer can integrate more tightly with the host computer. One such feature is shared folders. Optional. the gid, uid and umask options to mount). [root@archenl user1]# chown root:vboxsf /media [root@archenl user1]# ls -la /media total 56 drwxrwxr-- 3 root vboxsf 4096 Oct 12 11:07 . VirtualBox cannot access shared folder items (permission denied) - Fixed # linux # ubuntu # virtualbox # sharedfolder Mir Rahed Uddin Aug 18, 2020 ・ Updated on Jan 18 ・1 min read How to access VirtualBox shared folder at startup with systemd in Linux . In Debian, I simply created a group "vboxsf", added my unprivileged user to it, chgrp the mount folder and then mounted. So, I will show you how to enable a shared folder in Virtualbox for Debian, Linux Mint/Ubuntu, and Arch Linux as guest systems. To summarize, with a Fedora 11 64 bit host and a Fedora 11 32 bit guest on VirtualBox 3.0.4 (OSE), I am unable to change any permissions (chmod) for files in shared folder mounted as: # mount -t vboxsf -o rw,exec,uid=500,gid=100 share /path/to/mount/point As an aside, if I subsequently execute mount, I see While you can network the host and guest computer together pretty easily, most people probably just want a simple way to share folders between the host and guest OS in VirtualBox. In this tutorial we configured shared folder using Oracle Virtual Box Guest Addition. I tried this in FreeBSD I used this procedure, however the group gets changed on the folder to "wheel" after mounting the shared folder. Conclusion. It looks like a group and permissions issue. In the end the issue appears to be a defect in Windows 10 since the same permissions on the Windows 7 host not only match, but are proper. This can be checked by id username Using this option the file permissions change to 700.