SD CARD UNEXPECTEDLY REMOVED
SOLUTION
Some user experienced SD removed
unexpectly after updating there phone
so i made this thread.Commonly problem
ito sa Galaxy Y.
Step:
1. ROOT your phone
2. Install and open Root Explorer
3. Edit files in the folder/
sys/devices/virtual/bdi/179: 0/read_ahead_kb by
pressing and holding the read_ahead_kb then
choose open in text editor.
note: Other phones don't have 179:0..
but is ok 179:8
4. Replace the numbers in it from the
default (128KB) to 1024 / 2048 / 4096
(according to taste max = 4096) and then
save and exit.
3. read_ahead_kb Navigate the file again
and select the permissions or hide
tick marks on the User -> Write.
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