2025 Suburban Rstrui.Exe. After october 14, 2025, microsoft will no longer provide free software updates from windows update, technical assistance, or security fixes for. Rstrui.exe is a process which allows system restore for microsoft windows operating systems.

To fix that, you can use any free antivirus, however, in this example, we are going to use windows defender. I cannot run a system restore because the rstrui.exe file is missing and the dll cache folder is also missing.