After the reboot, the exclamation mark was gone. Under “Bluetooth Radios,” a new entry appeared: “Generic Bluetooth Adapter v2.1.”
He plugged the dongle into the front USB port. A soft blue LED blinked to life. Windows 7 chimed its familiar, optimistic ba-ding —the sound of hardware detected. bluetooth usb dongle driver windows 7
He clicked “Windows 10” anyway. A file downloaded: BT_4.0_Win10_2020.zip . He extracted it. Inside: an executable named Setup.exe , a folder named x64 , and a text file called READ_ME_FIRST.txt . After the reboot, the exclamation mark was gone
He disabled antivirus. He right-clicked the .inf file and selected “Install.” Windows 7 asked: “Do you want to install this unsigned driver?” He clicked “Install anyway.” After the reboot
He clicked “Pair.” A six-digit code appeared on both screens. He confirmed.