Thanks a ton to the excellent people who developed all of this. Below, you'll find links to the original sources, which contain detailed guides, as well as my own quick guide to set things up. After wasting quite some time going through outdated guides in Reddit and elsewhere, I finally found a method that gives excellent results and is convenient to use. This indicates the controller is in Bluetooth pairing mode.Based on my searches, it seems that Reddit posts are all outdated in terms of the advice available to set up a Dual Shock 3 controller in Windows 10 PCs.

The light bar on the controller will start flashing. Press the “PlayStation” button and the “Share” button on the controller at the same time, and hold them down. Next, put the controller into pairing mode. If it’s on and paired with a PlayStation 4, hold down the “PlayStation” button and then select the “Log Out of PS4” or “Enter Rest Mode” option in the menu that appears on your TV.

Here’s how to pair your controller wirelessly over Bluetooth, if you prefer: First, turn off the controller if it’s already on. RELATED: How to Pair a Bluetooth Device to Your Computer, Tablet, or Phone Many people report the controller’s Bluetooth connection can be a bit flaky on PC, depending on your Bluetooth chipset and drivers, so you may want to use a wired connection or an official wireless adapter if you experience problems. To wirelessly connect your PlayStation 4 controller with a PC without any additional hardware, you’ll need to put it in Bluetooth pairing mode.

Use ps3 controller on windows 10 reddit