Learn easiest way to fix android is starting... problem or optimizing app 1 of 1 issue. so, there are 2 solution for this issue solution no. 1- go to settings apps find truecaller uninstall. Running ver 6.0.1 . i get this message every time i boot the phone as of last night. android is starting... optimizing app 1 of 1 . this goes on for quite a while - i would say somewhere in the area of 15 minutes.. How do i stop my android lollipop from "optimizing app" on boot? update cancel. ad by jira software, atlassian. note: use the volume down button to scroll through the menu options and the volume up button to select. "android is starting" "optimizing app x of xxx" with restarts of the phone 5.1 verizon. optimizing apps on every reboot..
Thank you very much, the issue is solved, i removed the updates of true caller app, now my phone is switching-on fine. i had same "optimizing app 1 of 1" issue with my lenovo vibe k6 note. now the issue is solved. thank you very much for the solution.. My nexus 5 after latest 5.1 upgrade keeps restarting randomely and many times optimize the apps after restart. very annoying i already tried factory reset and device cache cleans, seems like an os issue.. 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..
