- Open Settings > Screen Time > Content & Privacy Restrictions > iTunes & App Store Purchases > Deleting Apps, and tap on Don’t Allow.
- The above setting will prevent users from uninstalling apps on your iPhone, and the setting is protected by your screen time passcode.
- If apps are automatically being offloaded, go to Settings > App Store and turn off Offload Unused Apps.
Method 1: Don’t Allow Deleting Apps
In the Content Restrictions menu on your iPhone, you can disable deleting apps. This setting is protected by your screen time password , and cannot be modified without authentication.
Step 1: Open Settings > Screen Time > Conten & Privacy Restritions > iTunes & App Store Purchases

Step 2: Tap on Deleting Apps > Don’t Allow .

Method 2: Disable Offload Unused Apps
If you’ve enabled Offload Unused Apps, your iPhone will automatically Offload apps to free up storage. Here’s how you can turn it off.
Open Settings > App Store and turn off Offload Unused Apps .
