Windows 11 Memory Check Exclusive Jun 2026

No direct switches? Instead: Run → after restart, press F1 before test starts → choose Extended (not Standard or Basic). Takes hours but catches subtle timing errors.

You can schedule a memory test without restarting immediately: windows 11 memory check

MemTest86. If you are serious about diagnosing RAM, the Windows tool is a stepping stone; MemTest86 is the destination. No direct switches