Here are the simplest way to connect Oculus Quest 2 to PC without a cable, and yes you can play PC titles on it.
It can be wired or be wireless, and here is the step by step instructions you can follow to get it set up:
Download Quest 2 PC App
To play Rift content on Quest 2, please install this app first.
For anyone using the Oculus Quest 2 starting after April 2021, it can be connected wirelessly via Air Link.
Connect Via Air Link V28
After the PC app is installed, please connect your Quest 2 using Air Link.
- Go to Devices
- Add headset (Quest 2), Click continue
Choose Air Link, Click continue
Put on Quest 2 headset and go to Settings
- Select Experimental
- Turn on Air Link
- Connect to your PC & confirm pairing code, Done!
Peak out of the Quest 2 headset and hit confirm on your PC Oculus APP.
Set Oculus Quest 2 As Active Headset
Simply go into the Oculus app, go to devices
Select Oculus Quest 2 to be the active device if you have Rift S connected.
Be sure to recharge the Quest 2 as you play.
If your Wifi internet router isn't up to speed to support the data transfer rate between your PC and the Quest 2 headset, the next option is to use a cable that has at least 5 GBPS transfer speed.
The Oculus brand Link cable cost about $80, but you can get them cheaper here
If you still want wireless connection, but your Wifi router isn't capable, you may need to upgrade it. See Oculus Quest internet requirement