Windows XP Huawei C8500/C8511 driver install
NOTE: DC-Unlocker will be able to detect and unlock phone only when phones name in Device Manager is "Android Sooner Single ADB Interface".
Open Device Manager and check for unknown devices.
Right click on unknown device and in menu select update driver.
After Hardware Update Wizard starts, select "No, not this time". Click "Next".
Select "Install from a specific location". Click "Next".
Select "Search for the best driver in these locations". Click "Browse".
Find and select folder with drivers that you downloaded and click "Ok".
Wait till windows install drivers.
Now your phone should be named as "Android Sooner Single ADB Interface" in Device Manager.