Check whether the mobile phone is licensed, and what text message should I send? Be specific, thank you

Teach you to quickly identify the quality of mobile phones.

Press *#06# and a serial number will appear on the phone. You can count to the seventh and eighth digits.

If your seventh and eighth numbers are the following two corresponding numbers, then the quality of your mobile phone is determined.

0,2or2,0 means made in Arabia, and it's a 2or2 mobile phone.

0, 8 or 8, 0 means that it is made by DeX, which is a better mobile phone.

0, 1 or 1, 0 indicates that it is made in Finland, and it is a very good mobile phone.

0, 0 indicates that it is produced by the original company and is the best quality mobile phone (original mobile phone).

1, 3 stands for very, very bad mobile phone made in Azerbaijan.

Mobile phone code encyclopedia, I hope you like to press the following code on your mobile phone for the following purposes.

Instructions on using passwords

*#06# Query IMEI number is common to all mobile phones.

*#7370# Format mobile phone series 60 mobile phones

*#7780# Restore factory settings. Series 60 and 40 mobile phones are very common.

*#0000# Querying the current software version number is common to all mobile phones.

*#7760# Inquire about the production line number. Series 40 is special for mobile phones.

*#2820# Inquiring about the address of Bluetooth devices Series 60 and Series 40 mobile phones are common.

* Some models of 3370 # mobile phones have enabled EFR.

#3370# Turn off the availability of some models of EFR phones.

* Some models of 4720 # mobile phones have activated HFR.

#4720# Turn off the availability of some models of HFR phones.

*#92702689# The total call time of inquiry is limited to 6630.

*#92702689# Enter data mode. Series40 is dedicated to mobile phones.

*#7370925538# Lock the phone. Series60 is dedicated to mobile phones.