@3v1n0 That worked for me...
- Ubuntu 20.04 - NVIDIA driver 440 - NVIDIA Corporation GP104 [GeForce GTX 1070] (rev a1) jun 23 10:37:54 se4n-lx gnome-shell[2514]: GNOME Shell started at Tue Jun 23 2020 10:37:50 GMT-0300 (-03) jun 23 10:37:54 se4n-lx gnome-shell[2514]: Registering session with GDM jun 23 10:38:16 se4n-lx gnome-shell[2514]: Received error from D-Bus search provider org.gnome.seahorse.Application.desktop during GetResultMetas: Gio.DBusError: GDBus.Error:org.freedesktop.DBus.Error.NoReply: Message recipient disconnected from message bus without replying jun 23 10:38:16 se4n-lx gnome-shell[2514]: Wrong number of result metas returned by search provider org.gnome.seahorse.Application.desktop: expected 1 but got 0 jun 23 10:38:16 se4n-lx gnome-shell[2514]: Received error from D-Bus search provider org.gnome.seahorse.Application.desktop during GetResultMetas: Gio.DBusError: GDBus.Error:org.freedesktop.DBus.Error.UnknownMethod: No such interface “org.gnome.Shell.SearchProvider2” on object at path /org/gnome/seahorse/Application jun 23 10:38:16 se4n-lx gnome-shell[2514]: Wrong number of result metas returned by search provider org.gnome.seahorse.Application.desktop: expected 1 but got 0 jun 23 10:38:18 se4n-lx gnome-shell[2514]: Received error from D-Bus search provider org.gnome.seahorse.Application.desktop during GetResultMetas: Gio.DBusError: GDBus.Error:org.freedesktop.DBus.Error.UnknownMethod: No such interface “org.gnome.Shell.SearchProvider2” on object at path /org/gnome/seahorse/Application jun 23 10:38:18 se4n-lx gnome-shell[2514]: Wrong number of result metas returned by search provider org.gnome.seahorse.Application.desktop: expected 1 but got 0 jun 23 10:38:30 se4n-lx gnome-shell[2514]: Enabling experimental feature 'x11-randr-fractional-scaling' jun 23 10:38:30 se4n-lx gnome-shell[2514]: Setting screen size 3840x2160 jun 23 10:38:31 se4n-lx gnome-shell[2514]: GOt configuration change [(0, 0, 1.25, uint32 0, true, [('DP-2', '3840x2160@59.996623992919922', {'underscanning': <false>})])] jun 23 10:38:31 se4n-lx gnome-shell[2514]: GOt configuration change [(0, 0, 1.25, uint32 0, true, [('DP-2', '3840x2160@59.996623992919922', {'underscanning': <false>})])] jun 23 10:38:31 se4n-lx gnome-shell[2514]: GOt configuration change [(0, 0, 1.25, uint32 0, true, [('DP-2', '3840x2160@59.996623992919922', {'underscanning': <false>})])] jun 23 10:38:38 se4n-lx gnome-shell[2514]: GOt configuration change [(0, 0, 1.25, uint32 0, true, [('DP-2', '3840x2160@59.996623992919922', {'underscanning': <false>})])] jun 23 10:38:38 se4n-lx gnome-shell[2514]: Crtc at 0,000000x0,000000 size 3072,000000x1728,000000 (@ 1,250000 - adapted 2,000000) considering it of 6144,000000x3456,000000 jun 23 10:38:38 se4n-lx gnome-shell[2514]: Setting screen size 6144x3456 jun 23 10:38:38 se4n-lx gnome-shell[2514]: Setting screen size to 6144x3456 jun 23 10:38:38 se4n-lx gnome-shell[2514]: Scaling at 0,625000 (transformation matrix is 104857 = 1,599991) using filter good jun 23 10:38:38 se4n-lx gnome-shell[2514]: Configuring CRTC 441 with mode 450 (3840 x 2160 @ 59,996624) at position 0, 0 and transform 0 jun 23 10:38:38 se4n-lx gnome-shell[2514]: Setting UBUNTU crtc config crtc 441, timestamp 0 (config timestamp 3934331), x: 0, y: 0, mode: 450, rotation 1, n_outputs 1: RETURN reply 0x5652266ca5c0, error: (nil) jun 23 10:38:38 se4n-lx gnome-shell[2514]: Setting screen size 6144x3456 jun 23 10:38:38 se4n-lx gnome-shell[2514]: Setting screen size 6144x3456 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1870736 Title: [nvidia] Screen scaling 125% gives 200% Status in gnome-control-center package in Ubuntu: Confirmed Status in mutter package in Ubuntu: Confirmed Bug description: Procedure used: 1. Fully updated system via apt update && apt upgrade 2. Select the screen setup in gnome control center 3. Click the "Fractional scaling" toggle 4. Select 125% and click the green "use" button top right (it says "Anvend" in dansih) 5. Observe that the window has grown a lot, click the "use new settings" button 6. The window tells me, I am at 200% scaling. The "200%" option is now highlighted. 7. Switch back to 100% and file this bug. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: ubuntu-release-upgrader-core 1:20.04.16 ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27 Uname: Linux 5.4.0-21-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu22 Architecture: amd64 CrashDB: ubuntu CurrentDesktop: ubuntu:GNOME Date: Sat Apr 4 09:42:34 2020 InstallationDate: Installed on 2018-01-14 (810 days ago) InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801) PackageArchitecture: all ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=da_DK.UTF-8 SHELL=/bin/bash SourcePackage: ubuntu-release-upgrader Symptom: release-upgrade UpgradeStatus: Upgraded to focal on 2020-04-03 (0 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1870736/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp