It sounds like the fan-belt is slipping.
Loose or worn belt(s).
Though there are several possibilities, by far the most common reason for that is a loose or glazed belt in the engine compartment.
it could be that your brakes are dirty or that you need new pads
you probly have a belt slipping, a can of belt dressing should stop the sound
Loose or glazed fan belt?
The squealing noise from your car's AC when you turn it on could be due to a worn-out or loose drive belt, which may need to be replaced or adjusted by a mechanic.
When a car makes a squealing noise during turns it means that your roters are worn out and you need new ones, bad breaks can cause wear on roters due to more friction heat being pruduced because of the lack of break pad material so you probably need to get new breaks as well.
The squealing noise in your car when the AC is turned on could be due to a worn-out or loose drive belt. The belt may be slipping or not properly tensioned, causing the noise. It is recommended to have a mechanic inspect and possibly replace the drive belt to resolve the issue.
More likely the bearings in your alternator wearing out. Get a new alternator.
you need to replace your belts. Take it to AutoZone to have them look at it
cold engine
It is the starters breaks after it finishes starting the car. It is normal and it is ok.