In reality, the phone screen, whether it's a Zenfone or any smartphone, not turning off could be due to unintentionally setting it to stay continuously bright. It might happen because of using English, and you might have pressed something without knowing how to reset it. Follow our guide below to make the screen turn off normally. Additionally, Zenfone 5 users, check out our article on troubleshooting ZenFone 5 screen vibration issues
Resolving Zenfone Screen Auto Turn-off Issue.
Step 1: Access the Settings menu
Step 2: Proceed to the Display section
Step 3: Next, choose the Sleep Time option
Step 4: Currently, if it's set to Never, your screen won't turn off. Select an appropriate time for it to turn off.
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So, here we've guided you on how to fix the Zenfone screen not turning off. In reality, it's not a malfunction but often a result of users inadvertently keeping the screen continuously bright.