Very slow sd card speed

bhagu220

Distinguished
Jun 24, 2015
208
0
18,760
I have sandisk micro sd class 10 memory card. Suddenly it's speed got very slow. Now when i copy files to it, it first trasnfer files with almost 2 mbps speed and it get decreased upto 50 kbps. And after some time, it get stuck (not hang). Please help.
I used two different computers, different card readers, not working.

Sorry for bad english.