Try a different USB port (preferably a 2.0 port rather than 3.0/Blue) or a different cable.
Finding an official download link today can be tricky since Microsoft (which acquired Nokia’s mobile division) has shifted focus. However, you can still find the through reputable software archives and community mirrors. System Requirements: OS: Windows 7, 8, 10, or 11. Nokia Software Recovery Tool 6.2.55 Download
Use a USB cable to connect your phone to the PC. Try a different USB port (preferably a 2