Google Drive "Upload Failed" Error — What It Means & How to Fix It

What Does This Error Mean?

"Upload failed" in Google Drive means Drive was unable to copy your file to Google's servers. This can happen because your storage is full, your internet connection dropped, the file is too large, or Google's servers had a brief issue. Most upload failures are resolved quickly once you identify the cause.

Affected Models

Google Drive in Chrome
Google Drive in Firefox
Google Drive in Safari
Google Drive on Android
Google Drive on iPhone

Common Causes

Your Google account has used all 15 GB of free storage
Your internet connection dropped or was too slow during the upload
The file you are uploading is too large (Google Drive supports files up to 5 TB but browser uploads can struggle with very large files)
The file name contains special characters that Drive does not support
A temporary Google Drive service issue interrupted the upload

How to Fix It

Check your Google storage. Go to one.google.com/storage to see how much space you have left.

Gmail, Google Drive, and Google Photos all share the same 15 GB of free storage. If any one of them is full, uploads will fail.
Free up space by going to drive.google.com, right-clicking files you no longer need, and choosing Remove. Then empty the Trash.

Files in Trash still count toward your storage until you empty it.
Check your internet connection. Try uploading a small test file first. If that also fails, restart your router.

Large file uploads are very sensitive to connection interruptions.
Rename your file and remove any special characters. Use only letters, numbers, spaces, hyphens, and underscores.

Characters like /, \, ?, *, :, |, <, and > can cause upload failures in some browsers.
Try uploading using the Google Drive desktop app instead of the browser. Download it from drive.google.com.

The desktop app is much more reliable for large files and handles interruptions by resuming uploads automatically.

When to Call a Professional

Upload failures never require professional help. If your storage is full, you can purchase more at one.google.com/storage or free up space by deleting old files. For persistent upload issues on a business account, contact your Google Workspace administrator.

Frequently Asked Questions

How much free storage does Google Drive give you?

Google gives every account 15 GB of free storage. That storage is shared between Google Drive, Gmail, and Google Photos. If you need more, Google One plans start at $2.99 per month for 100 GB.

What is the maximum file size I can upload to Google Drive?

Google Drive supports individual files up to 5 TB. However, browser uploads of very large files (over a few GB) can be unreliable. For files over 1 GB, use the Google Drive desktop app for more reliable uploads.

My upload gets stuck at 99% and then fails. What is happening?

This usually means the upload completed but Drive had trouble finalizing it on the server side. Wait a few minutes and refresh Drive — the file may already be there. If not, try the upload again with a stable connection. The desktop app handles this much better than the browser.