Description
Learn how to stop your iPhone 15 on iOS 26 from randomly switching to mobile data so it stays connected to Wi-Fi consistently.
In this video, you’ll see how disabling Wi-Fi Assist, adjusting your Cellular Data Options, and resetting your network settings can stabilize your connection in just a few minutes. These quick fixes help prevent unnecessary data usage and keep your Wi-Fi from dropping unexpectedly.
This procedure also fixes:
How to fix iPhone 15 Wi-Fi dropping randomly
How to fix iPhone 15 keeps switching between Wi-Fi and data
How to fix iPhone Wi-Fi weak signal issues
How to fix iPhone 15 slow Wi-Fi connection
How to fix iPhone cannot stay connected to home Wi-Fi