: Connect your phone via USB. If it doesn't appear in File Explorer, go to Settings > Update & Security > Windows Update and check for updates. Windows often identifies the device as a "Portable Device" and downloads the MTP (Media Transfer Protocol) driver automatically. 3. Manual Reinstall via Device Manager
Are you trying to or are you looking to flash new firmware onto the device? RM 914/lumia 520 driver - Microsoft Q&A skachat draiver dlia lumia 520
an upgrade to the Windows 10 Mobile operating system. : Connect your phone via USB