Sounds like it could be one if sveral fixes to try. Open the handle with the switch with it unpluged for safety. Have a look at the incoming wires for burnt or disconnections. ALL ok then if you have a multi meter or voltage tester plug it in be careful, check for power coming in using the saw as ground. Then check again from the neutral to hot (white to black). All good then go from the White coming in to the out going terminal, I have no picture of the color or which is the outgoing terminal, sorry, as you click the switch. Some units have a switch with a brake in it, this coud be faulty but not usually. If good so far and you have voltage outgoing then unplug again and you will have to follow the circuit wires thru the case to the motor Usually some access is available to follow, take your time removing things and good plan to take pictures as you go so reverse is easy. I have had sawdust under the brushes, I have had no brush left. Smell all around the saw for burnt, and around the armarure as well as...

It has an answer on I fix it here is the link. HP EliteBook x360 830 G6 CMOS Battery Replacement - iFixit Repair Guide

Microsoft does not allow quick time for a while so this is a not to try. However you can try a player that is free,1 new message. There are other third party programs. Give it a try

I have a garmin that is used little so when I want to use it it is dead and will not turn on. However when I use the charg cord in my vehicle with the engine running I wait for a few minutes holding the start it will start up. Not just a simple press of the button but hold it. I also try to turn it on when pluged into my computer usb port. it will be on the computer for an hour and still not turn on. But after charging on the vehicle I then can plug into the computer and it works to enter updates. It is an older one so the battery is down hill, needs replacing. Give this a try, when driving I leave it pluged in always. I have never just walked around to see how long the internal battery will keep it on.

I have replaced a couple of screens like this model. If you can be careful and have purchased a replacement screen I find it easy. I recommend taking pictures on each point of the job. If you have to leave the job in the middle you can reference them or just want to check back on the reverse process. There are no screws but just unclicking and re clicking and be gentle. Using a knife to get into the fitted space is essential as a plastic or bendable device for me is tough. I dull my blade on a stone or brick but have it thin, the dull will save your plastic and again be gentle. I have from memory typed the process as i did it. good luck and do not be in a hurry. The HP 360 convertible screen replacement. With the laptop off and the power disconnected, start by using a thin knife in the middle of the screen at the top just where it joins the case. Gently work in the knife in and pry out. Move the knife to the side a bit and repeat. You will find the screen starts to come apart. Keep this prying around and...