OPPO universal unlocking mode (applicable to A 100, A 103. A20 1, A 1 13, A 105, etc. ). Insert the card, enter 67766776, and the machine will automatically shut down and reset the password to 0000. OPPO universal unlocking instruction (applicable to a100.a13.a105.a103, etc. ) into the card and enter 67766776. At this time, the machine will shut down and enter 0000 again.

Extended data:

Precautions for the use of OPPO mobile phones:

1, nearby medical equipment should be closed:

Hospitals or health care institutions may use devices that are sensitive to wireless frequencies. Please abide by the rules and regulations;

2. Reasonable use:

Use the phone only in the normal position. Don't touch the antenna area with your hands for no reason unless necessary. In order to ensure the reasonable use of this product, please keep the battery cover closed and tightened during use.

3, traffic safety first:

When driving, driving is your first duty. If you want to use the telephone while driving, you should abide by the relevant regulations of your region or country.

4, refueling should be closed:

Please don't use mobile phones at gas stations (repair stations) or near fuels and chemicals.

5, safe boot:

Please don't turn on your mobile phone when it is forbidden to use it, otherwise it will cause interference or danger.

6, should be turned off when flying:

Mobile phones can cause interference, and using mobile phones on airplanes is not only dangerous but also illegal.

7, near the blasting site should be closed:

Please observe any relevant restrictions. Please don't use this equipment in the place where blasting operation is carried out.

8. Interference:

All wireless devices may be subjected to thousands of interferences, thus affecting performance.