There are many guides to installing a ROM on your HTC device, but few use video. I felt that seeing it done would be a big confidence boost to those of you trying it for the first time.
Installing a ROM is a big step in liberating your Jetstream from the limited out of the box capabilities it has. Custom ROMs give you an alternative to the stock ROM that shipped with your device. Your warranty is past and the stock ROM is never going be updated, so you have two good reasons to try a custom ROM.
The following is a link to my (Vimeo hosted) video guide on installing a ROM.
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