htc 510 unlock
 

Unlocking Phone...
Detecting Phone...
Check if your phone is connected power on and USB Debug is enabled.
Reading Phone Info...

Manufacturer: HTC
Model: HTC Desire 510
Android OS: 4.4.2
Product Name: a11ul8x26_aio_wireless_us
Project Name: A11_UL_K44_DESIRE_SENSE60_AIO:417158
Flash Memory: EMMC
Baseband: 1.101.1372.19.1121_10.27.4205.00L_F
CID: ATT__001
SerialNo: SH53FY403118
Secure Status: S-ON
Root Status: NO!
Reading Phone.
Root Status: OK!

Operation Failed.

Hello bro, please contact me on skype: elcapitel
I'm waiting for you...

Best Regards
zZKey Team

Your HTC Desire 510 is bad rooted definitely.
Please do unroot, then root again...(Can use KingRootv4.62.
Go to http://www.kingroot.net from phone, download it, install it... and run it.
Then, to repeat the process.

Check here a HTC Desire 510 unlock done sucess

Best Regards
zZKey Team