When the Windows is turned on head to the Start Menu icon and then go to Settings by searching or clicking on the gear icon. Now, in the settings menu select the option that says Devices and then click on Bluetooth and other devices. Here you will find the option that says Bluetooth option then turn it on.How to switch off Bluetooth in Windows 10?
Windows 10 users can also turn off Bluetooth by clicking on the Action Center icon at the right-side end of Taskbar. Just click on it to turn on or off Bluetooth on your device.