When I select that on my EVO it’s the first choice it takes me to another menu, which has Fastboot, Recovery, and a couple of other things to select. I have a vague understanding of what they are and how they’re related to each other, but it’s not perfectly clear. Notably, you can flash unsigned partition images when in fastboot. Also i was not able to include images because of “To prevent spam on the XDA forums, ALL new users prevented from posting outside links in their messages. By using our site, you acknowledge that you have read and understand our Cookie Policy , Privacy Policy , and our Terms of Service. Not the same thing, but it works for my purposes. Stack Overflow works best with JavaScript enabled.

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You can verify whether device is connected properly by these commands adb devices when booted normally and usb debugging enabled fastboot devices from bootloader.

Unlocking bootloader voids your warranty and also completely wipes out the internal memory including contacts, messages, applications, etc. The exact naming convention depends on your device, but they’re usually of the form PC[some number]IMG.

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I could be way off on some things: Do you know what partition s androidd skateboard screen loads from?

[Q] Unknown device when in HBOOT/FASTBOOT

This seems to have been designed as a sort of last-ditch reflash method, and used to be a part of several manual rooting methods sndroid HTC phones which is now largely unnecessary. Typically a manufacturer will ship their devices with their own “stock” recovery, but there are many custom ones available which are more robust.

Guest Quick Reply no urls or BBcode. I’m not sure where it lives, actually.

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Can i just check, do you have htc drivers installed. See adb reboot bootloader Command worked so you have working drivers Also from your previous posts I can see that you can go to fastboot usb that also clarifies that drivers are working.

[CDMA] How to boot into bootloader (HBOOT) – HTC EVO 3D | Android Forums

Stack Overflow works best with JavaScript enabled. For example, the radio seems to be a lot more hbiot just the radio. It seems like these updates can contain more or less arbitrary code, but I’m not clear on how they get applied or where they get flashed to or applied to. Are you a developer? I have a vague understanding of what they are and how they’re related to each other, but it’s not perfectly clear.


HBoot also has the ability to install a properly named and signed zip file if placed on the root of your SD card, which it will attempt to do right after the bootloader has fully loaded. Can someone explain these Android ROM hacking terms: Recovery is a partition you can boot into.


To kick things off, let me present my current understanding. I see these components discussed all the time on xda-developers. Post as a guest Name. Click image to enlarge. Root any Android device and version without connecting to PC. Sign up or log in Sign up using Andrkid. Not the same thing, but it works for my purposes.

Nexus devices and a couple tablets can be easily unlocked with a single command. See the How to Ask page for help clarifying this question. After approximately 10 posts, you will be able to post outside links.