Please help me resolve these problems, it has been going on for 2 weeks
Several of the problems point to hardware issues. I'd run hardware diagnostics [ however you do that 😉 ] or take it to an apple store for evaluation. You may want to make a genius bar appointment. Genius Bar Reservation and Apple Support Options - Apple
unexpected shutdown or restart, application errors These could be software configuration issues.
Download etrecheck. Click on the download link at the bottom of the screen.
Run etrecheck. Post complete output.
click on the export icon. click on "Copy Report". Paste into your ASC Reply
Using EtreCheck by etresoft, the author
https://discussions.apple.com/docs/DOC-11591
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I use a MacBook Pro 13-inch,Mid 2010 with macOS Sierra version 10.12.6. I don't know whats wrong with machine but the following have been happening, unusual overheating, unexpected shutdown or restart, application errors and short battery life.
