How to Enable Low Data Mode for a WiFi Network on an iPhone?
Step 1: Open 'Settings' App.
Step 2: Tap on Wi-Fi
Step 3: Turn On the WiFi, and then connect to the Wi-Fi network for which you want to enable low data mode.
Step 4: Tap on 'i' button with circle on it next to the Wi-Fi network.
Step 5: Tap on 'Switcher' next to 'Low Data Mode' to make it 'On.' After enabling, the Switcher will turn 'Green.'
It's done.
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