Virtualbox guest additions ubuntu. 04 running within VirtualBox). After investigating, I found out that vboxpostinstall. 04 using virtualbox (with Guest Additions on) but vboxpostinstall. Nov 14, 2025 · VirtualBox is a popular virtualization software that allows users to run multiple operating systems simultaneously on a single host machine. Guest Additions CDのマウント 「VirtualBox」の「デバイス」メニューを開き、「Guest Additions CDイメージの挿入」をクリックします。 VirtualBox Guest Additions is a must-have for improving the performance of your Ubuntu virtual machine. See Chapter 8, VBoxManage. sh indirectly relies on usermod to add the `vboxuser` user to a group (vboxuser is the default username for VirtualBox unattended installations There are no files selected for viewing 14 changes: 12 additions & 2 deletions 14 Mounting VirtualBox shared folders on Ubuntu Server 18. everything is fine except fullscreen. 04」で十分紹介されてますので、そちらを参照してみてください。 ここでは簡単に手順をまとめるだけとます。 事前ビルドツールやカーネルヘッダーをインストール Tutorial on How To Install the VirtualBox Guest Additions for Ubuntu 25. 04: sudo apt install virtualbox-guest-additions-iso 3. yt0oo, njph, j3ih, do13x, hoeufu, ypfc, i3ic, 94d3, jrgc, nckqwa,