Here is a tool that will disable SIM Lock on Acer CloudMobile.
Before using it, be sure that you have CloudMobile drivers installed. (if not, download them from here)
Connect your phone to your computer.
Unzip "S500 Unlock Tool.exe" then execute it.
Be sure that you can see "DIAG" and "ADB" like on the screenshot. (if not, enable USB Debugging in developper options)
Then check this post.
You're done !
Download Link : http://vache-android...Unlock_Tool.zip
Edited by vache, 31 January 2013 - 10:17 PM.