Download Official EVO 4G Android 2.2 Firmware Update for Manual Installation

[phandroid]

Why wait for Sprint to push your Android 2.2 update for the HTC EVO 4G over the air? Download it now and install it manually! The file is straight from HTC’s servers and the update process is pretty simple. Still, if you’d rather wait for the OTA version, feel free. It should be reaching your [...]

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[skytechnetwork.com]

It seems that HTC was fixed it and removed the links. It's no longer for download anymore.