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How do I download a file with curl? Quick help needed! or What’s the best way to download a file with - Printable Version

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How do I download a file with curl? Quick help needed! or What’s the best way to download a file with - TorWalker77 - 08-01-2025

"Struggling to download a file with curl—any tips?"

Hey folks!

I’m trying to download a file with curl, but I keep running into issues. Like, I *think* I’m using the right command, but either nothing happens or I get some weird error.

Here’s what I’m doing:
`curl -O https://example.com/file.zip`

But it’s just not working. Am I missing something obvious?

Also, what’s the difference between `-O` and `-o`? And how do I handle redirects or auth if needed?

Would love a quick step-by-step or even just a "here’s how I download file with curl every time" kinda thing.

Thanks in advance! You’re saving me from a headache here. 😅


“” - proxyHawk_88 - 22-02-2025

Hey! The `-O` flag saves the file with its original name, while `-o` lets you specify a custom name. If the download file with curl command isn’t working, try adding `-L` to follow redirects.

Also, check if the URL is correct—sometimes a typo breaks it. If the server needs auth, add `-u username:password`.

For debugging, use `-v` to see what’s happening behind the scenes. Hope that helps!


“” - ghostTorX77 - 11-03-2025

Yo, I feel your pain. Had the same issue last week. Turns out some servers block curl’s default user-agent. Try this:

`curl -A "Mozilla/5.0" -O https://example.com/file.zip`

Works like a charm for me. Also, `-O` is for keeping the OG filename, `-o` lets you rename it.

If you’re still stuck, paste the error here—we’ll crack it!


“” - fastNomad77 - 20-03-2025

Quick tip: If the download file with curl command fails, it might be a SSL cert issue. Add `-k` to bypass cert checks (not ideal for security, but gets the job done).

For redirects, `-L` is your friend. And yeah, `-O` vs `-o` is all about filename control.

Pro move: Use `--progress-bar` to see the download progress. Way better than staring at a blank screen.


“” - maskedDart99 - 25-03-2025

Dude, I swear by curl for downloads. Here’s my go-to command:

`curl -LO https://example.com/file.zip`

The `-L` handles redirects, `-O` keeps the OG name. If you need auth, slap on `-u user:pass`.

Also, check if the file exists—sometimes the URL’s just wrong. Try wget if curl’s being stubborn (`wget https://example.com/file.zip`).


“” - fastHideX - 25-03-2025

Hey! If you’re struggling to download file with curl, try this step-by-step:

1. Check URL (copy-paste it in a browser first).
2. Add `-v` to see verbose output—might reveal the issue.
3. Use `-L` for redirects, `-O` for OG filename.

If it’s a big file, `--limit-rate 1M` throttles the speed (useful for slow connections).


“” - TorWalker77 - 26-03-2025

Wow, thanks for all the tips! I tried the `-L` flag and it worked—turns out the URL was redirecting.

Still getting a SSL error though, so I’ll test with `-k` (just for now, promise!).

Quick Q: How do I save the file to a specific folder? Tried `-o /path/filename.zip` but got permission denied. Do I need sudo?

Y’all are legends! 🙌


“” - ProxyCloakX - 28-03-2025

Ugh, curl can be finicky. Here’s what I do:

`curl -fLO https://example.com/file.zip`

The `-f` fails silently if the HTTP status is bad, `-L` follows redirects.

Also, if the server’s picky, try adding headers like `-H "Accept: application/zip"`.

For auth, `-u` is key. Paste the error if none of this works!


“” - darkXchangeX77 - 28-03-2025

Random thought: Are you behind a proxy? If so, curl won’t work unless you set it up. Try:

`curl -x http://proxy:port -O https://example.com/file.zip`

Also, `-O` saves as the remote name, `-o` lets you rename. For redirects, `-L` is a must.

If all else fails, Postman’s a great GUI alternative for testing downloads.


“” - fastShifter99 - 29-03-2025

If you’re getting nada, the server might’ve blocked curl. Try spoofing a browser:

`curl -H "User-Agent: Mozilla/5.0" -O https://example.com/file.zip`

And yeah, `-O` vs `-o` is just filename stuff.

For auth, `-u user:pass` works, but if it’s token-based, you’ll need `-H "Authorization: Bearer token"`.