Click on the Games tab > Select Cities Skylines.Click on Overlay under App Settings > Turn on the Enable in-game overlay.Launch the Discord app > Click on the gear icon at the bottom.You should turn them off to fix the issue by following the steps below: It seems that a couple of popular apps do have their own overlay program that can eventually run in the background and cause issues with the gaming performance or even launching issues. Finally, reboot your PC to apply changes immediately.
Wait for some time until the update gets completed.If there is a feature update available, select Download and install.Next, click on Update & Security > Select Check for updates under the Windows Update section.Press Windows + I keys to open up the Windows Settings menu.
The latest software updates always offer bug fixes and improvements.
If the update is available then just install it. If you’re also feeling the same then make sure to follow the steps below to check for Windows updates. The chances are high that your Windows OS build becomes outdated enough or corrupted.
If in case, you haven’t updated your Cities Skylines game for a while then make sure to follow the steps below to check for updates and install the latest patch (if available).