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Cpu stuck at 0.46 Ghz

Nasrullah97

Prominent
Apr 11, 2017
4
0
510
My laptop is supposedly run at 2.20 or 2.5 and now it just stay at 0.46ghz even in high performance. Any solution?
 
My laptop is dell inspiron 3443, usually when on battery it clocked at 800mhz when on plug-in it clocked at 2.5 ghz