If your device is experiencing numerous errors or running sluggishly, you can utilize the factory reset feature to refresh it.
Here's how to restore the factory settings of Wiko Robby phone:
Note: Performing a factory reset will erase all data on your device.
Step 1: Navigate to settings.

Step 2: Choose backup & reset.

Step 3: Select reset to factory data.

Step 4: Confirm reset phone.

Step 5: Choose to erase everything.

Wishing you all success.