Ajax PRO: Tool for Engineers mobile app can be updated manually or automatically. The algorithm of manual and automatic update depends on the platform: iOS or Android.
How to update Ajax PRO: Tool for Engineers for iOS
Apps that you download from the App Store are automatically updated by default. If the user turns off auto-update feature, the app will need to be updated manually.
How to update Ajax PRO: Tool for Engineers app manually

Open the App Store.
Tap your profile icon at the top of the screen.
Find the Ajax PRO: Tool for Engineers in the list of apps.
Tap Update next to an app.
How to turn on automatic updates for Ajax PRO: Tool for Engineers

Go to Settings.
Tap App Store.
Turn on App Updates.
How to update Ajax PRO: Tool for Engineers for Android
Apps that you download from the Play Store are automatically updated by default. If the user turns off auto-update feature, the app will need to be updated manually.
How to update Ajax PRO: Tool for Engineers app manually

Open the Play Store.
At the top right, tap the profile icon.
Choose the Manage apps & device option, and press Manage.
Press the Updates available button to show a list of app that can be updated.
Choose Ajax PRO: Tool for Engineers.
Press Update.
How to turn on automatic updates for Ajax PRO: Tool for Engineers

Open the Play Store.
At the top right, tap the profile icon.
Choose the Manage apps & device option, and press Manage.
Choose Ajax PRO: Tool for Engineers.
Tap the More button (three dots in the upper right corner of the screen).
Turn on Enable auto update option.
