Don't have an account? Create one here.
An error has occurred whilst processing your request!
If the issue persists, then please contact us at [email protected].
If launch options do not work, you can force the game to read your exact monitor specifications by editing the script files.
Serious Sam 3 sometimes struggles to launch on high-refresh-rate gaming monitors (144Hz, 240Hz, or higher).
Search for the following lines and change their values to match your monitor: gad_iPosX = 0; gad_iPosY = 0; gad_iWidth = 1920; (Change to your monitor width) gad_iHeight = 1080; (Change to your monitor height) Save the file and restart the game. 📺 Fix 3: Lower Your Monitor Refresh Rate serious sam 3 cannot set display mode
The fastest way to bypass this error is to force the game to start in a window rather than defaulting to a broken fullscreen mode. Open your . Right-click on Serious Sam 3 and select Properties . Under the General tab, look for the Launch Options box. Type in: +sam_bfullscreen=0 Close the window and launch the game.
Find the game's .exe file (usually inside the Bin or Bin\x64 folder). Right-click the executable and select . Go to the Compatibility tab. Check Run this program as an administrator . Check Disable fullscreen optimizations . Click Apply and OK. If launch options do not work, you can
Windows display scaling sometimes blocks the game from accessing full-screen permissions.
Use the AMD Cleanup Utility or DDU (Display Driver Uninstaller) to wipe old drivers before installing the newest Adrenalin software. 🛡️ Fix 5: Run as Administrator and Compatibility Mode 📺 Fix 3: Lower Your Monitor Refresh Rate
Navigate to your Serious Sam 3 directory (Usually C:\Program Files (x86)\Steam\steamapps\common\Serious Sam 3\Content\SeriousSam3\Config ).
Open GeForce Experience, download the latest driver, and select "Custom Installation" > "Perform a clean installation."
The parent channel of this video is blocked under the following Community Guideline:
Please see the Community Guidelines for more details.
