he means you have to install you ROM again. just like mine.
hi guys i wanna share how i fix my problems with this auto-installing apps.
so this how it works, i also have monkey test and time service problem...totally 100% fix my lenovo a536 by installing its ROM again. force factory reset wont work...
Preparations :
For china devices, do this with your own risk. Only tested on device sold outside the china country.
Only available for ROW version firmware, china firmware please don't do this because it will not work.
Make sure battery is > 50% and already have backup preparations
Download :
A536_S167_141216_ROW ↦ 1 Gb, contains full installation file for update your Lenovo A536 to the latest version S167_ROW
Lenovo A536, Perform OTA Update to the Latest Version ROW_S167
This update don't required any computer so it not need to install any driver on your computer, just download A536_S167_141216_ROW to your computer and after finish move or copy it to your device external SD Card.
On your device rename the A536_S167_141216_ROW to update.zip, just rename it don't extract it, just leave it as update.zip and this file must be place on the root of your external SD Card
Turn off your device, wait for completely turn off then press and hold Power button + Volume Up + Volume Down, release it when you can see recovery mode.
Installation will begin automatically once you successful go to recovery mode, just wait installation to be finish. It will take 3-4 minutes to finish.Done, When installation finish it will reboot your device automatically. First boot will take longer, usually it will take 4-5 minutes to finish. After successful boot just verify that your Build Number is same with the downloaded ROM. Go to System Setting ↦ About Phone ↦ Version Information
so try finding your own model. at androidrookies.com
this is the link where i found my solution. androidrookies.com/2014/12/lenovo-a536-perform-ota-update-to.html#comment-form
hope it helps you as it helps me too.