Error 0x80070037 The specified network resource or device is no longer available

We will be checking out the following fixes to get rid of error 0x80070037 while copying files to external drives on Windows 10-

An unexpected error is keeping you from copying the file

1] Check your USB Ports physically Loose USB Ports or physically damaged ones usually affect the overall performance of the port. So, if you find any physical irregularities in the USB Ports, you need to switch to another port or contact an expert technician to get it fixed. 2] Check your connecting cables physically 3] Try a slower USB Port Sometimes, the device is not capable of supporting the higher power supply from a USB 3.0 port, and hence the weak circuits do not work properly. Hence, it is recommended for you to switch to a USB 2.0 port and check if your device is functioning properly now. 4] Connect your device to another computer There is even a possibility that your computer might not be supporting the external device. So, you can check if it is working on another computer without any issues and if it works fine, you need to get something on your computer else proceed to the next method. 5] Try using a different device If nothing mentioned above works, it is clear that your external device is damaged. You need to replace it with a new one or just consult an expert about getting it repaired if possible. I hope this helps!