Frequent freezes since 27th

[Microsoft Windows]

Hello, My Dell Latitude 5491 has been dealing with freezes since the January the 27th. The freeze stops all programs and also freezes the screen. Afterwards I need to force a shutdown. Would either freeze during boot up fase, during login or on desktop. Sometimes during starting it would show automatic recovery and then freeze.Unhooked mouse. Did diagnostics on the hardware. No issues.Then read I might need to reinstall windows. Tried it but it froze again.Finally I unhooked the battery and charger. Drained internal battery. Put everything back and it started correctly again. But it froze when

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