How to Fix Android is Starting Optimizing App 1 of 1

Getting an error says “Android is starting…Optimizing app 1 of 1” on your Android device and want to fix it quickly? Keep reading on this quick guide and get some useful tips to fix it.

Joy Taylor Last Updated: Mar. 20, 2020

I am using Lenovo. For a weak or so when I restart my mobile I am getting the messages saying ‘android starting optimizing app 1 of 1’. I have a lot of data stored in it. Is there any other way of fix it without hard resetting?

A user from Fixya

I’ve noticed that every once and a while I will get the following message when restarting the phone. Android is Starting…Optimizing App x of x. I know this should happen once after an upgrade, but it seems to be happening every few re-boots of the phone now. Does Anyone know of a solution?

A user from Android Center Forum

Android is Starting

Android is Starting

Recently, many users reporting that there is a message saying “Android is starting… Optimizing app 1 of 1” on their Android devices. Obviously it’s not life and death, but it’s quite annoying to have to wait 10 minutes for every reboot. So how can we fix it as simple as possible? Let’s follow this guide to get some solutions to this problem.

How to Fix Android is Starting Optimizing App 1 of 1

Tip 1: Try to Uninstall Some Apps on Android.

Firstly you can try to recall if this problem happened after installing an app and if so, remove it. You can always reinstall an app from Google Play Store. (This is hit or miss but worth troubleshooting.)

Tip 2: Reset Network Settings on Android.

This will reset all the setting related to Wi-Fi, Bluetooth, and mobile data. Make sure have a note of all this information.

Step 1. On your Android device, open the Settings app.

Step 2. Find and tap on the Backup & reset option.

Step 3. Hit Network settings reset.

Step 4. Tap Reset settings and confirm.

Tip 3: Boot the Device in Safe Mode.

Step 1. Press the Power Button for at least 5 seconds until you see Power Menu Option on the screen.

Step 2. Long press the Power Off button and the message will appear on the screen asking you for Reboot. After performing this of the device works properly then it is for sure that the last installed app causing the issue.

Tip 4: Reset Device to Factory Reset.

Step 1. Go to Settings on Android device > System > Reset.

Step 2. Click on Factory Reset > Reset Phone. It may ask for your PIN or Password.

Step 3. If you want to erase all your data from the Phone memory, click on Erase Data. Restart your device after erasing all data.

Bonus Tip: How to Backup Android Data to PC/Mac

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. Then AnyTrans for Android is exactly what you need to backup Android data to Windows or Mac computer within steps.

Step 1. Download and install AnyTrans for Android to your Mac/PC > connect your Android device > click Content to Mac/PC.

Free Download

Free Download

* 100% Clean & Safe

Free Download * 100% Clean & Safe

How to Backup Android Device to Mac/PC – Step 1

How to Backup Android Device to Mac/PC – Step 1

Step 2. Then all data on Android will show up. Unselect the data you don’t want > Choose the Export Path > Click the right arrow to begin backing up data from Android to Mac/PC.

How to Backup Android Device to Mac/PC – Step 2

How to Backup Android Device to Mac/PC – Step 2

The Bottom Line

It’s quite simple to fix the problem of Android is starting optimizing apps 1 of 1 if you follow the tips we offered above. If it still exists then you can go for the after-sale service to check if there are some hardware issues on your Android phone. To manage your Android data easily without hassles, AnyTrans for Android is ready for you. Just get it to your computer and have a free trial >

Joy Taylor

Member of iMobie team as well as an Apple fan, love to help more users solve various types of iPhone related issues.