1. Download CM2SP2 Diag Helper tool HERE
2. Run exe and click to Connect
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3. Connect phone to cable. DO NOT hold any buttons.
4. Wait several seconds
5. Close Helper Tool and use CM2SP2.exe for DIAG operations
No need Dongle
No need to close other Infinity tool (f.e. CM2SP2.exe)
v1.03 has Wipe and Security Code reset:
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