my e machines E525 just powers off by its self at random times seems mostly when its under loading/ busy stress. Why?

[pebforv]

my e machines E525 just powers off by its self at random times seems mostly when its under loading/ busy stress. Why?

 

[rgd1101]

MERGED QUESTION
Question from pebforv : "my e machines E525 just powers off by its self at random times seems mostly when its under loading/ busy stress. Why?"

my e machines E525 just powers off by its self at random times seems mostly when its under loading/ busy stress. Why?

 

[rgd1101]

Possible hardware failing. old laptop probably overheating or battery failing.