Spreadtrum SC6820/SC8810 Password And Pattern Lock remover

Select Any of SC6820_Wipe_userdata.pac or SC8810_Wipe_userdata.pac
Open

Click Setting

Unchecked 
EraseRuntimeNV
PHASE_CHECK
EraseCache
EraseMisc
Click OK

Click Start Downloading/play

Turn Off the Phone in 5sec

Press Volume Down Or Up For Bootloader
Insert Usb CableInstall Driver If needed
And wait

DONE