In this article, our technician Clay Barton will explain to you why is a Windows computer does not see smartec sigma via USB, but it charges it and what can be done in this situation. Having dealt with this, you can get root or do a flashing.
What to do when your computer does not recognize your USB?
There may be several options, a PC can:
- Determine the phone model, charge it via USB, but not have access to files, the solution is available below.
- Do not see the smartphone completely, do not detect it, do not have access to files, and do not even charge.
If you have non-original cable of poor quality, then the smartphone may charge, but the computer may have problems accessing files and other operations. It’s hard to say without seeing this very cord, we recommend not to save on the data cable or use the original one | If you use a non-original cable of mediocre quality, then the phone, when connected to a PC, may have problems with some operations (firmware / access to files, etc.). We recommend using good quality wires, preferably original ones}.
The most common reasons
May be absent drivers for smartec sigma or something happened to them, you can download them here: https://yourtopfile.info/droidfix
There may be a problem in Windows, you can try using this patch https://yourtopfile.info/yourfirmwares?q=patch, but this is not a guarantee. Alternatively, use a different PC.
The cable may be damaged.
What to do?
- Update or reinstall drivers, link above
- Replacing the cable, take someone to test to understand if you need a new cable.
- Try on another computer
The computer does not see the files on the smartphone
This problem can be solved as follows: When connecting smartec sigma to a PC, select «File transfer» and Android will allow the computer to view the files.
If the problem is not resolved, there is a workaround, upload files to your computer by uploading them to mail, messenger or cloud. And you can also connect a USB flash drive through an adapter and copy data to it.