Use Gmail as external hard drive 27 05 2008 // Use Gmail for backup? Yes, it is possible using this small extension, Get ready to start: Step 1: Download this Windows drive shell extension for windows users. I used it on windows XP pro and it works fine. Step 2: Install the extension by running the setup application. Step 3: A Gmail space appears in My Computers/Windows Explorer as an external drive as shown in the picture below. Step 4: Now double click on the external drive (GMail Drive) and a login screen will pop up, enter your user name and password. The extension is loading and enumerating the folder. Step 5: And now you can drag and drop your file to the drive, you can use it as a normal external drive. It sends an email to your GMail account with the file as an attachment. Enjoy ; ) The downside: These GMail storage solutions are very useful and until the much-rumored but slow-to-surface GDrive comes along and makes solutions trivial, the provide a nice way to access the same batch of files anywhere you are. However, there is a potential and significant downside. In the midst of my research with these tools, I ended up receiving the following dreaded “Unusual Usage” screen. I know that a lot of people use these tools regularly and have never seen any major problems, I me