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Reddit
reddit.com › r/nobaraproject › goverlay not working
r/NobaraProject on Reddit: GOverlay not working
April 23, 2024 -

I am quite new to Linux and Nobara is a great distro for my gaming pc. The games just work great, mostly with little to no tweaking needed.

Today I wanted to see the FPS difference in some games between Windows and Linux, Using GOverlay, but when I use the toggle key (shift_R + F12) nothing happens. I don’t see the overlay or its info.

Is there something I need to configure to get this working?

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Linux Mint Forums
forums.linuxmint.com › board index › interests › gaming
[SOLVED] Goverlay/Mangohud works in Vulkan games but not in OpenGL - Linux Mint Forums
August 18, 2024 - MiZoG wrote: Sun Aug 18, 2024 2:37 pm Nothing in your posts attests that there is a problem with OpenGL in your system. If you run the games on Steam, have you tried mangohud %command% in Properties --> Launch options? Oh my god, you are right! I did the mangohud %command% thing for the Steam game, and now it's working! Thank you so much! I missed that step before, I guess I didn't know where to put that line, but I watched a video that showed where to put it.
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GitHub
github.com › benjamimgois › goverlay › issues
Issues · benjamimgois/goverlay
You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. Dismiss alert · {{ message }} benjamimgois / goverlay Public · There was an error while ...
Author   benjamimgois
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Linux Mint Forums
forums.linuxmint.com › board index › interests › gaming
[SOLVED] Can't get Goverlay/Mangohud to work with TW Warhammer 3 under Proton - Linux Mint Forums
October 31, 2024 - You can set Mangohud to run by default too (but only for vulkan games): https://github.com/flightlessmango/Mang ... rmal-usage · Or alternatively, add MANGOHUD=1 to your shell profile (Vulkan only). Your shell profile is found in ~/.profile ... In Goverlay, there is a global enable option that will turn it on for all your games, so you don't have to add the command to each game.
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Linux Mint Forums
forums.linuxmint.com › board index › interests › gaming
Mangohud and goverlay not working - Linux Mint Forums
October 5, 2025 - Line with something and " %command% " must be set in side Steam. I found that can be " mangohud %command% " viewtopic.php?p=2546010#p2546010 Tip about OpenGL games it may be useful https://github.com/flightlessmango/Mang ... ile#opengl Question MiZoG is also very important.
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Goverlay
forum.goverlay.com › viewtopic.php
GOverlay Forum • View topic - "No DX GAME"
If you werent on a gaming session, ... but you do not have a gaming profile set up. You can disable game detection completly by going into settings and change "enable whilegaming profile switch when a game is detected"...
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Reddit
reddit.com › r/linux_gaming › how to use goverlay's mangohud/optiscaler/vkbasalt in game?
r/linux_gaming on Reddit: How to use Goverlay's Mangohud/Optiscaler/Vkbasalt in game?
December 20, 2025 -

I'm on CachyOS.

It says vkBasalt is missing, yet, i can see the effects and stuff in the vkBasalt tab. I have since installed vkbasalt from AUR, and goverlay now says "All dependencies OK." But that still leaves the question how to use the thing in game.

Optiscaler is installed as well, but i can't open anything in game.

It says at the bottom to use "fgmod %command%" variable, but how do i use that variable in Heroic? Is that a "wrapper" or an "environment variable"? I don't have anything in Steam righ now that can use optiscaler, nor do i have anything in Faugus Launcher that can use it, but i assume "fgmod %command%" enables Goverlay in game there?

I tried putting it in the environment variable (since Heroic says this is where the %command% stuff goes), but i can't just put "fgmod" there, it insists on an = sign and a value after it. I tried putting 1 (so it reads fgmod=1 %command%), but when i press insert in game, it doesn't open the Optiscaler interface. didn't try for vkBasalt since i didn't put any effects in the right column, but i assume it's just not working, otherwise i'd at least see the Optiscaler interface i guess.

EDIT: Heroic is the CachyOS repo version, not Flatpak.

But also, it says it's missing vkbasalt... So i assumed it wouldn't work anyway since i didn't have it installed...

I know how to manually install optiscaler in a game folder, and run the script, that works, but if this is an easier way to use it, i'd like to do that instead (so i don't have to install it separately for each game). Or am i wrong in how this all works and i still need to manually install it regardless?

I looked at both the Goverlay and fgmod github, and there's no mention on what to actually do with it, other than how to install or build the program. That's all well and good, but, what about using it?

Any help appreciated! Thanks!

UPDATE - SOLUTION:

Goverlay isn't one thing it seems, each part of what it offers must be enabled separately.

Concerning fgmod, Heroic wasn't recognizing the ~/fgmod/fgmod as a file or folder, that's why the game was crashing. Putting the entire path in the left part of the wrapper input box fixed this issue, meaning, /home/user/fgmod/fgmod. So, just the wrapper, no arguments.

Not sure why that was the case, but there we go...

In the first comment, felix_ribiero posted how to get vkBasalt working in Faugus Launcher with ENABLE_VKBASALT=1. In steam you'd just put %command% after this, and in Heroic, those go into environment variables. Left input box is ENABLE_VKBASALT, and right box is the value 1. No need to put = sign in there.

Optiscaler should work in Faugus normally with ~/fgmod/fgmod like in the picture provided.

As for Mangohud, in Steam, it's mangohud %command%, but both Faugus and Heroic have a checkbox to make it work. I guess Goverlay just acts as a configuration utility for mangohud then, how you want to make it look, etc.

Haven't tried vkBasalt yet, the effects seem to get stuck in goverlay for some reason so i don't want to mess with it yet. The vkcube thing always shows with the ASCII effect and i can't remove it, idk why. But Optiscaler works in game now in heroic when i provided the entire path. I guess it just got confused about the ~/ part. Not sure why, this just points to the user's home directory, but apparently Heroic doesn't recognize this.

Find elsewhere
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Linus Tech Tips
linustechtips.com › the workbench › troubleshooting
GOverlay doesnt work properly - Troubleshooting - Linus Tech Tips
November 19, 2021 - Good day everyone. I running on pop os here. I having problem displaying the GPU and other usage in GOverlay. I had tried reinstalling it but issue it persist. The "test" function" within the app is fine just that in game it not showing correctly . Sometime it display GPU but read as 0%. Hopefull...
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GitHub
github.com › benjamimgois › goverlay › issues › 73
Missing MangoHud despite it being installed · Issue #73 · benjamimgois/goverlay
October 1, 2023 - I'm on Debian testing. I installed both GOverlay and MangoHud from the distro repos. MangoHud is in /usr/bin/mangohud, and I can run it: gaming@nzxt:~$ which mangohud /usr/bin/mangohud gaming@nzxt:~$ mangohud ERROR: No program supplied U...
Author   benjamimgois
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GitHub
github.com › benjamimgois › goverlay › releases
Releases · benjamimgois/goverlay
4 weeks ago - Close GOverlay. Because the old bug corrupted your local backups, you must restore the original, unmodified game files to clear the loop. Option A (Recommended & Much Faster): Verify Game Files · Open Steam. Right-click your game and select Properties > Installed Files.
Author   benjamimgois
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Reddit
reddit.com › r/linux_gaming › need help with mangohud and goverlay.
r/linux_gaming on Reddit: Need help with Mangohud and Goverlay.
May 28, 2023 -

Just recently I discovered Mangohud and Goverlay whilst researching a performance monitor to use whilst gaming. I installed both just fine and have all of the settings saved to my liking, however the overlay fails to display for any games no matter what option is or is not changed or edited. In some instances I changed a few options in Lutris, however this resulted in the game not even launching. I am aware of changes in a recent edition of Ubuntu (I use Zorin which is based on Ubuntu) it meant that the latest version of Goverlay will not work and have installed an appropriate older version, yet this has yielded no results. Can anyone recommend a guide from the last 3-6 months that is confirmed to work without issue?

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EndeavourOS
forum.endeavouros.com › general system › gaming, sound and video
Tips or advice and guides for using mangohud or goverlay - Gaming, sound and video - EndeavourOS
March 30, 2024 - Hi friends. I need to see my fps, gpu, cpu, temperatures, etc., when playing games from steam, lutris and heroic. I need to do this to see which version of wine-ge, proton-ge and launcher (steam, lutris or heroic) works better and with better fps for X game. Is it better to use mangohud without GUI or goverlay with GUI?
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GOverlay
goverlay.com › content › faq
GOverlay
Check under the "Device manager" to see if "LCDSysInfo for GOverlay" is detected and the driver installed. If you are still having problems, contact us thru the Contact form. First make sure Teamspeak is detected by looking at your "Notification Bar", if you see the Teamspeak Icon, then make ...
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Reddit
reddit.com › r/linux_gaming › goverlay - how does it work, if it even does?
r/linux_gaming on Reddit: Goverlay - how does it work, if it even does?
August 27, 2022 -

Hi,

some days ago, I asked about graphics filter stuff, like we have in Reshade and so on. And I got some very helpful replies, pointing to vkbasalt and goverlay. Thanks for that.

So, I installed both, vkbasalt and goverlay, added vkbasalt to the start options of may game in steam... and wanted to configure Goverlay. But the GUI doesn't respond to anything, clicks whatever: nothing. The only thing which works is to click the "Run" button which brings up an annoying window with a spinning cube in it - and this one doesn't go away anymore. There is a table of available effects which could be applied, if they weren't greyed-out and... yeah... the GUI doesn't react to anything anyway.

Am I missing something?

System: Opensuse Tumbleweed, Nvidia 2060 with driver 515.65.01, Goverlay 0.9-1.1, vkbasalt 0.3.2.5-1.3

Thanks!

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GitHub
github.com › benjamimgois › goverlay
GitHub - benjamimgois/goverlay: Goverlay is an easy graphical interface to configure linux gaming applications · GitHub
3 weeks ago - When a game is selected, GOverlay switches to Game Mode. Each game gets its own XDG-compliant config directory containing: ... The bottom launch command box updates to show the game-specific bgmod command with %command% suffix, ready to paste into Steam. bgmod is a compiled Free Pascal binary (not a bash script) that replaces the legacy fgmod approach.
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GitHub
github.com › benjamimgois › goverlay › issues › 255
[Bug]: New Auto Enable/FGMod method doesn't seem to work for MangoHUD · Issue #255 · benjamimgois/goverlay
January 15, 2026 - A Reddit user I was suggesting Goverlay to, they are an Ubuntu LTS user and are using the AppImage version of Goverlay (either 1.7.0 or 1.7.1, depending on the timing), and this is a relatively fresh install of Ubuntu LTS (New Linux user). Same behaviour on both setups, we copy the string to the launch options for a game in Steam, and the game will not launch.
Author   benjamimgois