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220-1202 Practice Question: A user's iPhone is running iOS 15 and they are…
A user's iPhone is running iOS 15 and they are unable to install a new app from the App Store. The error message says 'Unable to Download App. This app requires iOS 16 or later.' However, the user's iPhone model supports iOS 16. Which built-in iOS feature should the technician use to resolve this?
⚠ Common exam trap
Test-takers frequently confuse a storage or cache issue with a version compatibility issue, or incorrectly assume that a factory reset or app reinstall can bypass the OS version check, when in fact the error is a hard requirement enforced by the App Store's validation logic.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Update iOS via Settings > General > Software Update.
The error message explicitly states that the app requires iOS 16 or later, and the user's iPhone model supports iOS 16. The correct resolution is to update the device's operating system via Settings > General > Software Update, which is the built-in mechanism for installing iOS updates. This directly addresses the compatibility requirement by upgrading the OS to a version that meets the app's minimum deployment target.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Offload the app and reinstall it.
Why it's wrong here
Offloading an app removes its executable binary from the device to free up storage space, but it intentionally preserves the user's data and settings associated with that application. Reinstalling the app will simply download the same version, which still requires iOS 16. This action does not modify the device's underlying operating system version, meaning the fundamental compatibility issue with the app's minimum OS requirement remains unaddressed.
- ✗
Clear the App Store cache by force-closing the app.
Why it's wrong here
Force-closing the App Store application and clearing its cache might resolve minor glitches related to the App Store client itself, such as display errors or download queue issues. However, this action has no direct impact on the device's installed iOS version or the specific operating system requirements dictated by the application developer. The app's manifest will still specify iOS 16 as a minimum, and the iPhone will remain on iOS 15, thus preventing the download due to unmet OS criteria.
- ✗
Perform a factory reset.
Why it's wrong here
Performing a factory reset, also known as 'Erase All Content and Settings,' returns the iPhone to its original out-of-the-box state by deleting all user data, installed applications, and customized settings. Crucially, a factory reset does not update the device's operating system; it merely reverts the software configuration to the state it was in when the device was last updated or shipped. Therefore, the iPhone would still be running iOS 15, failing to meet the application's iOS 16 requirement.
- ✓
Update iOS via Settings > General > Software Update.
Why this is correct
Navigating to Settings > General > Software Update allows the user to download and install the latest available version of iOS that is compatible with their specific iPhone model. By updating the device from iOS 15 to iOS 16, the iPhone will then meet the minimum operating system requirement specified by the application developer. This direct action resolves the core compatibility issue, thereby enabling the successful download and installation of the desired app.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 220-1202 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 220-1202 exam.