Do not pull on wires. Never force anything.

The battery connections weren't the plug in type. The three battery battery wires (red, white, & black) were soldered into place,

I used these directions to replace HP Plus 10 2201 battery. I bypassed speaker installation.

The inside of my HP 10 Plus 2210 looks similar but not exactly as this illustration

This is basically how I opened my HP 10 Plus 2201. "Using the flat end of the spudger, pry back (apart) the rear plastic cover from tablet.

On HP 10 Plus 2201 there is no metal band. The case simply unsnaps apart.

On the HP 10 Plus 2201 there are no head screws. I used the spudger to 'carefully' separate the case. There are little snaps on the inside of case that will separate with little pressure on spudger.