For the dummies there are many things you can do with your HTC One that simply beats your imagination. Imagine you sense your phone has a problem but you really don’t know where the fault lies, is simple instead of taking it out to phone repairers you can easily do it yourself. There are codes you’ll press that will detect your HTC One and if possible there are codes to fix it. So whether the fault it’s your device screen, hanging, uncommon RAM overload etc you’ll find it out, (note: it might not be almost what you expect.)
Wonderful codes I tell you, but while we appreciate that this codes, can do wonderful and amazing things we should also exercise caution when using them. Some codes can damage your HTC if not used the right way, please no over use. Also some codes are pretty harmless but powerful nonetheless. If you’re not sure of what a particular code does please try and find out, you can ask me or head over to our Facebook page and drop your question there, this is necessary other wise you may end up doing what you don’t intend doing. For example lets say you don’t know what “factory format/reset” is and you decides to input the code for it, you then lose your data, the code wipes out everything on your device, in this case you wouldn’t hold Nethelpblog responsible as you’ve been warned.
1. *#*#528#*#* – WLAN test (Use “Menu” button to start various tests)
2. *#*#7780#*#*– Factory reset
3. *2767*3855#– Factory Format
4. ##775#– EPST/PRL – PRL Settings 5. ##786#– EPST – Status Menu
6. ##3282#– EPST – Data Programming Menu (User Name, Advanced, Restore, Enable HFA, DSA Server, MMSC URL)
7. ##2539#– EPST/A-Key – Data A key menu
8. ##7738#– EPST/P_Rev – Protocol Revision
9. ##8626337#– EPST/Vocoder – Unsure
10. ##33284#– Debug – Debug Menu – (Debug Screen, Test Calls, RC Data, HDR/1X Selection, Voice Privacy, DTMF Set, Korea Mode Set)
11. ##3424#– Diagnostic – Connect to phone in diag mode.
12. ##4772579#– Reset the GPS
13. ##72786#– changes DSA back to Factory
14. ##889#– enables TTY
15. *#*#34971539#*#*– update firmware
16. *#*#7594#*#*– change the End Call / Power button action
17. *#*#273283*255*663282*#
18. *#*– code opens a File copy screen where you can backup your media files
19. *#*#197328640#*#*– enter into Service mode
20. *#*#232339#*#* – WLAN test (Use “Menu” button to start various tests)
*#*#526#*#* – WLAN test (Use “Menu” button to start various tests) (Bonus update)
This codes can also work on other HTC Android smartphones apart from HTC One M8, HTC E8, HTC One Mini and other HTC One Android smartphones, the codes can work on other HTC devices like HTC butterfly, Desire 310, Desire 816 etc.
Over to you do you know any other codes that others will find useful, please do write them down via the comment section.