I just had the same exact issue on the same exact phone. after doing some digging it seems like this happens when android has a problem optimizing one or more apps, so it stubbornly retries all of them. so i uninstalled apps one-by-one and rebooted, and the problem went away after uninstalling supersu.. During the process of fixing android is starting optimizing app 1of 1, there are chances that you may lose some important data on your android phone. to keep your android files safe, transferring android data to the computer as a local backup is a good option to go.. Fix android is starting optimizing app 1 of 1 in lenovo buy lenovo k8 note through below link in amazon https://amzn.to/2kdvzex hi my name is riyaaz today iam going to show how to resolve android.
"android is upgrading, and afterwards it came optimizing application 1 of 158", later came as starting apps then tecno will come and the upgrading starts again for more than 24 hours. i need a solution to stop it and have access to the phone. i cant do anything with the phone so please give me the right solution. How to fix android starting optimizing apps black bird. android is starting optimizing app 2 of 2 how to fix android is starting/optimizing app 1 of 1 issue on any android phone. Android is starting... optimizing app 1 of 1. - bad app installation - android system software update is not optimized apps properly. full load your phone. turn off, disconnect from ac. start and wait for the optimization process to come to an end. check settings>battery for app using most battery. deinstall that and reboot..