lg k520

hi
tryed to reset screen lock with lg tool
operation fail and phone stuck on download mode
and can't return to normal mode , still on download mode

i search but cant find lf firmware v10 for k520

cant someone help get out of this

thks.
Mode: Emergency
Model: K520
Read info...
Laf Protocol: 01000004
Model name: LG-K520
Software verion: K52010v
Android verion: 6.0.1
Target operator: GLOBAL
Target country: COM
Chipset: msm8916
IMEI: 358385070075455
Elapsed: 6 secs. --> (v9.48)