Update your browser to use Google Drive - Google Drive Help
Update Safari for Mac OS X 10.7 and 10.8
You might be using an old version of Safari that doesn't work with Google Drive. To use Google Drive, you'll need to update your browser.
Get the update from Apple
https://support.apple.com/downloads/safari
Didn't work?
You might need to update your Mac's operating system to use Google Drive.
Update browser for other computers
If you're using a different operating system than the one listed above, choose your operating system below and try these steps:
It looks like your browser doesn't work with Google Drive. To use Google Drive, you'll need to:
Turn off compatibility mode
Make sure compatibility mode is turned off in your browser. Learn how to turn off compatibility mode.
Didn't work?
You might be using an old version of Internet Explorer that doesn't work with Google Drive. To use Google Drive, update your browser.
Update Internet Explorer
https://www.microsoft.com/download/internet-explorer-11-for-windows-7-details.aspx
Didn't work?
You might be using an old version of Safari that doesn't work with Google Drive. To use Google Drive, you'll need to update your browser.
Get the update from Apple
You might be using an old version of Safari that doesn't work with Google Drive. To use Google Drive, you'll need to update your browser.
Get the update from Apple
https://support.apple.com/downloads/safari
Didn't work?
You might need to update your Mac's operating system to use Google Drive.
You're using an old version of Safari that doesn't work with Google Drive. To use Google Drive, you'll need to update your Mac's operating system.
Use another browser
If you don't want to update your browser, you can use one of these instead:
After you update
After you update, you should be able to access drive.google.com.
Still need help?
If this didn't help you, try looking at other answers in the Google Drive forum.