Я понял. Вот что пишет версия 1.47 сделал так как вы сказали.
Connect phone on selected interface...

Phone found!
Series 60 Device detected!
read info... - Ok

Read Uniq key data started...

Key file exists, no need to read...

Done!

Connect phone on selected interface...

Phone found!
Series 60 Device detected!
read info... - Ok

Phone disconected!

Connect phone on selected interface...

Phone found!
Series 60 Device detected!
read info... - Ok

Local SX4 procedure started...

Check SD : Key is Ok
Phone Imei: 354200036829099
Key file exists, no need to read...
Step 1...
Step 2...
SX4 Auth fail...
- > "Custom Keys" enabled, try again now
- > If SDD original - "Use Server Sx4"