Modify CID

1.

Modify CID by Apk
• Dial #2237243# (Its means #ACERCID#)
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Company confidential
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2.

Modify CID by SDcard file
• Input a file which file name is "cid" under /sdcard/.
• Make sure the value of /sdcard/cid is a valid Carrier ID.
• After reboot, it will prompt a dialog to ask changing CID.
( It prompts only when the value of /sdcard/cid is not same as current cid)
For example:
1、$adb shell "echo WW_____1 > /sdcard/cid"
2、$adb shell reboot
3、Click Yes button on the dialog
4、Factory Reset starts automatically, then
everything is done.
Notice: The length of CID is always
Company confidential
8 characters.
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3.

CID Warning message
• When current CID does not match current SKU has, it will
prompt a warning message to notice tester should change CID.
Company confidential
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