: How to free up space on a device when dealing with files of that size or managing "system data". Which of these topics Notepad - Simple Notes & Memo - App Store
The query "proper feature looking into (3.7 MB)" is and could refer to several different tasks involving that specific file size. Please clarify if you are looking for information on:
: How to shrink a 3.7 MB file (such as a PDF, JPEG, or document) to a smaller size, like 2 MB or 1 MB.
: Technical details or changelogs for a software version labeled "3.7" or a feature added in a version of that number.
