If wifi of the Samsung Galaxy Core II is not working proper and signal strength is low. Then this diagram bellow will help you much to solve this problem in a few basic steps.
1. check bt + wifi antenna her
2. wifi ic rehot or change its
ic samsung wifi bt + You can get the samsung:
1. GT-P5100 = u213
2. gt-p5110 = u213
3. GT-P3100 = u203
4. gt-s5312 = U200
5. gt-5282 = u201
6. gt-s7262 = U205
see the image below:
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