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Android Jelly Bean 4.2.2 firmware installed on Pipo S1 tablet

Here is the easiest to do this firmware update:
1. Download Android Jelly Bean 4.2.2 firmware image from: link1, link2 or link3.
2. Put your Pipo S1 in 'firmware update mode'.
3. Run Rockchip Batch Tool v1.7, select the proper image .img file from your desktop, and after your device is found by the program, press the 'Restore' button and wait for 2-3 minutes to finish. VERY IMPORTANT: disconnect the USB cable right away the tablet goes into recovery. The first boot is very long, wait at least 15 minutes.

What we have at the moment:
- Firmware 4.2.2 from PIPO S1S
- Removed Chinese applications
- Added root
- Default language English
- Customise kernel
- Closed G-sensor, all other devices operate, including sound
- Camera Resolution approximation increased to 3 megapixels
- CPU Speed ​​1604 MHz GPU clock of 266 MHz
- Not mounted USB hard drives
- Antutu produces about 8,000 points

Credits for this firmware go to realmaple. 

Thanks to Angelo Machacuay, we have now Android Jelly Bean 4.2.2 with CWM and fixed
G-sensor (autorotation is now working).

1. To install CWM on Pipo S1 first download the archive from here, here or here. Extract it and run RKAndroidTool.exe. Double click on recovery address and change it from '0x00010000' to '0x00014000'. Leave all the rest fields intact and press 'Flash Rom' button. Wait  for the proccess to finish and reboot your tablet. You're done! [Optional] If you want to upgrade from CWM-based  Recovery v6.0.2.7 to v6.0.2.8, then download this zip file (mirror1 & mirror2), copy it on your micro SD card, reboot into recovery and install it. See this video for details.

2. To install G-sensor fix. First download from here, here or here. Copy it on micro SD card, install Quick Boot free from Play Store, run it and boot into recovery. Install zip from SD card and reboot. You're done!

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