I use an older version of Teamspeak 3.
Version : 3.0.19.4
Qt version : 5.5.1
Activate the "Teamspeak 3 overlay plugin" and you see all your teammates and do not update TS3 when it asks you after each start
For sure, if you have space for one more in addition to rear just do it, it´s the cheapest way to stabilize your PC for a few bucks.
Clean your hardware with an air compressor