How to Handle a Large Instagram Data Export on Low-Memory Devices

If you've had your Instagram account for years, your data export can end up huge — sometimes 20+ GB — and older laptops or phones can genuinely choke trying to open it. Here's the actual fix, without buying new hardware.

Why the file gets so big

The size has almost nothing to do with your follower list, which is usually just a few megabytes. It's the media — stories, reels, DMs with attachments, archived posts — that makes up the bulk of the archive. A device with limited RAM tries to unpack all of that at once, runs out of memory, and starts thrashing your disk as swap space. That's the freeze you're seeing.

Fix #1: request a smaller export in the first place

Instagram's Accounts Centre lets you choose exactly what to include before it builds the file. Instead of "all information," pick select specific types of information and just check connections/followers. Choose JSON format if you'll be using it in a tool, and set the date range to cover your whole account so older connections aren't cut off.

Do this and a 20 GB archive turns into something under 5 MB — downloads in seconds, opens instantly on basically anything.

Fix #2: already have the huge file? Pull out just what you need

You don't have to extract the whole thing. Use an archive tool that lets you browse a ZIP without unpacking it — 7-Zip on Windows, Keka on Mac, or a command-line tool:

1. Open the ZIP in the archive tool, but don't hit "extract all."
2. Browse into the followers/following folder.
3. Find the follower and following list files (JSON or HTML).
4. Extract just those to your desktop.
5. Delete the original archive afterward if you're low on space.

Now you're dealing with a few hundred KB instead of gigabytes of video.

Fix #3: don't open the JSON in a plain text editor

Basic text editors try to load the entire file into memory at once, which is exactly what crashes on low-RAM machines with a file full of tens of thousands of entries. A code editor built for large files handles it better — or skip local software entirely.

ByeBud parses the follower/following JSON right in your browser, which is actually well-suited to this: modern browsers handle structured data efficiently, so even an old laptop chews through it in under a second, and nothing gets uploaded anywhere.

A couple of extra precautions

Close other tabs and background apps before you open anything — streaming apps and cloud sync clients eat RAM you need for this. And keep at least 3x the file size free on your drive; once you're under ~10% free space, everything slows down regardless of what you're doing.

Filter what you export, extract only what you need, and process it somewhere built to handle it — and the "file too large" problem basically disappears, no upgrade required.