Have you ever asked a friend what type of Oppo cellphone they are using now but don't know or forgot? If you really don't remember, try several ways to check the Oppo cellphone type which will be explained. You can view it easily without additional applications. Knowing the type of Oppo cellphone is very important. Another way to test if your OPPO phone is original is by using the secret code "Engineer Mode". This code can be accessed by dialing *#800# on the phone.
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