likely ssd failure. But you can try to open it and carefully reseating it. Perhaps too much dust also heats up the chips and causes it to fail. MacBook Pro 13" Retina Display Mid 2014 SSD Replacement

Just order replacement for IO ports. MacBook Pro 13" Retina Display Late 2013 I/O Board Replacement If you have had encrypted SSD, you cannot get data unless you have similar macbook pro. MacBook Pro 13" Retina Display Late 2013 SSD Replacement

Get your new SSD in a USB enclosure and clone your other laptop running 10.5.8. Now swap this onto the failed macmini. Carefully replace the old HDD into the USB enclosure - and it will appear as external storage. ideally, you could USB-boot with some linux based rescueCD (http://www.system-rescue-cd.org/) - use the software called gparted. This can clone your existing HDD into SSD. Just a try... your old hdd may give up or just allow you to copy. see https://gparted.org/ you can use the so called (trial version is OK) Carbon Copy Cloner https://bombich.com/

may be use some super-glue to glue the gold to the plastic. May work or not… Try using double-sided tape to affix the scree/cover. Or use some clear tape.

Look for Louis Rossmann videos for repairing mac.

May be? Just open and see if there are any “leaked capacitors”…

Reset the phone and try again. Or download a different launcher (on screen one) like lawnchair. https://f-droid.org/en/packages/ch.deletescape.law...

Replace the battery and try? MACs are known to slow the processor when there is poor or no battery? Being a old laptop perhaps the battery is bad. Wait before you type but the battery is full - many third-party batteries report ‘incorrect and high’ values - just to make the customer happy

https://www.youtube.com/watch?v=gK7xcK8q...

We had same issue here. Somehow the powersettings got screwed up. Al though it showed go to sleep after 45 min it was ignored. I suggest you drag the slider some where else. Restart machine and try. you can always use the terminal to force: https://github.com/kevinSuttle/macOS-Defaults/blob/master/.macos (1) Never go into computer sleep mode [code]