To go back to DVB-T driver:
Windows Update occasionally "helps" by overwriting your WinUSB driver with the original Realtek TV driver. If your SDR software stops working after an update, simply run Zadig again. Software to Get Started rtl2832u driver windows 11
The RTL2832U is a chipset used in many cheap DVB-T TV tuner dongles, repurposed for SDR via a custom driver. Common devices: RTL-SDR v3, v4, Nooelec NESDR, generic blue sticks. To go back to DVB-T driver: Windows Update
The manufacturers of the popular RTL-SDR Blog v3 dongle provide a signed, custom driver package that works seamlessly on Windows 11 without disabling signature enforcement. rtl2832u driver windows 11
Windows Update snipes the device and installs its own driver. Fix: