Step 1: Open the Settings app on your iPhone.
Image Source : India TVStep 2: Scroll down and tap on 'Mobile Data'.
Image Source : India TVStep 3: Find and tap on 'Mobile Data Options'.
Image Source : India TVStep 4: Enable 'Low Data Mode' by toggling the switch to the green position.
Image Source : India TVImportant: Enabling Low Data Mode can affect apps and system services
Image Source : FreepikNext : Learn how to use the ChatGPT app on your iPhone: Step-by-step guide