adb remount 提示：remount failed: Operation not permitted

解决方案如下：

1.进入shell

adbshell

2.shell下输入命令

shell@android:/$su

shell@android:/#mount-orw,remount-tyaffs2/dev/block/mtdblock3/system

shell@android:/#chmod777/system

shell@android:/#cdsystem

shell@android:/system#chmod777app

shell@android:/system#cdapp

shell@android:/system/app#exit

shell@android:/$exit

解决方案2:

adbroot

adbremount