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How to enable DIAG Mode on LG-D800

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SilverTigre2010
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Default How to enable DIAG Mode on LG-D800

Hi everyone, need help trying to find how to put this phone on diag mode, any help will be greatly appreciated.
 
SilverTigre2010
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nobody??? ##3424# works on 4.3 but NOT on 4.4.2
 
Swetnes
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3845#*800#

Sent from my LG-D800 using xda app-developers app
 
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Originally Posted by Swetnes View Post
3845#*800#

Sent from my LG-D800 using xda app-developers app
Thanks man, dialed and gave me a hidden menu, connected to computer but no com detected, do i have to click on something else?? I went into settings on that menu clicked on USB set for diag but nothing happen...
 
Swetnes
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Originally Posted by SilverTigre2010 View Post
Thanks man, dialed and gave me a hidden menu, connected to computer but no com detected, do i have to click on something else?? I went into settings on that menu clicked on USB set for diag but nothing happen...
What exactly are you trying to do?

Sent from my LG-D800 using xda app-developers app
 
SilverTigre2010
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What exactly are you trying to do?

Sent from my LG-D800 using xda app-developers app

got it finally figure it out, you have to select PC software option on the drop down menu. It will show as a serial port. Was trying to create efs folder backup before installing new rom.
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