Oppo A37f Zero Wipe FRP successfully done by Hydra Tool
1. Run Qualcomm Tool of Hydra.
2. Choose Module and Brand
3. Choose "Service"–>"Universal" Tab.
4. Choose "Ultra Power" from drop down menu.
5. Choose "Auto" from flash mode.
6. Dissemble device and find the test point.
7. Click on "Execute"
8. connect both test-points with the help of twiser or short them.
9. Connect device to the computer with USB Data Cable.
10. Wait until the operation is complete.
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