Articles
Battery, controllers and Bluetooth on Windows: answers to what people actually search for.
Controllers
How to see your DualSense battery on PC
Windows shows no battery level for a PS5 DualSense, over USB or Bluetooth. Here is why, and the three methods that actually work on a PC.
How to show your Xbox controller battery on Windows
Windows does show an Xbox controller's battery, but where you find it, and how precise it is, depends entirely on how you connected it.
Switch Pro Controller battery on PC: what you can actually see
The Switch Pro Controller works on Windows, but the PC treats it as a generic device, battery included. What you can read, and how.
Windows & Bluetooth
Bluetooth battery level on Windows 11: why some devices show it and others don't
Windows 11 displays a percentage for certain Bluetooth devices and nothing at all for others. The rule behind it is simple once you know it.
Low battery notification on Windows: what exists and what doesn't
Windows warns you about your laptop battery. For your controller, mouse or headset, it warns you about nothing at all. Here is why, and what to do.
How to check a wireless mouse battery on Windows
Where the level appears depends on one thing: whether your mouse is Bluetooth or on a USB dongle. Two devices, two completely different answers.
Wireless headset battery on Windows: finding the level
Headsets are the hardest case on PC. Between proprietary dongles, doubled audio devices and vendor software, here is where the level actually lives.
Troubleshooting
Controller battery not showing on PC: how to fix it
Your controller works but no battery level appears on Windows. Go through these checks in order. The cause is almost always one of five things.
Bluetooth device not detected on Windows: the checks that work
Your device doesn't appear in the pairing list. Six causes, ordered from the most frequent to the rarest. The first three take a minute each.
DualSense showing the wrong battery percentage: why, and what to do
100% then 40% five minutes later, or a level stuck for hours. Most of these readings are not wrong: they are coarse. How to tell the difference.

