cm11 have very strong wi-fi but less ram,bad camera,and is too havy for xperia arc s.
If you want fast phone 720p camera and strong wi-fi try any GB rom (i use xperia plus 10.1) with kernel ARC-DooMKernel-v22
baseband 83 + libs.
Make clean install of oficiall gb rom: http://www.4shared.com/rar/8j2FYW82/lt18i_62.html
install kernel: https://www.androidfilehost.com/?fid...62690511176850
install your custum rom.
rebot.wait 1-2 minutes.turn off the phone.
install with flashtoll baseband 83: http://www.mediafire.com/download/kb...ayayoghurt.ftf
in cwm flash lids: http://www.mediafire.com/download/bb...ayayoghurt.zip
in my room i have always problem.now i have good wifi in all house.......
i live in athens greece,maybe this works only here?try and tell me.......
ROOMS,KERNELS,BASEBANDS made by other xda members,i just use them.
best wifi, Tool/Utility for the Sony Ericsson Xperia Arc
Last Updated 2014-09-01