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ClockworkMod (CWM) Recovery easy install for RK3066 and RK3188 -- TWRP/CWM Flash-Tool and root for RK3288
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2014/12/09

Hi there!
I used to use ro.sf.hwrotation parameter to rotate HDMI screen in the previous Android version (4.2), and everything worked fine. Now I acquired some new J22 devices and the parameter simply doesn't work anymore. Help!!
Model: rk3066
Android version 4.4.2
Kernel: 3.0.36+
Version number: rk3066-eng 4.4.2 KOT49H eng.arron.20140911.180304 test-keys
Vendor Software Version: RK3066_R-BOX_ANDROID4.4-SDK_V1.0.0_20140310-RTLS8723BS
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