Instructions to obtain the serial number on Tecno devices

Tecno Camon 17 Pro Tecno Camon 17 Pro
Tecno Camon 17P Tecno Camon 17P
Tecno Camon 17 Tecno Camon 17
Tecno Spark 7 Pro Tecno Spark 7 Pro
Tecno Spark 7 Tecno Spark 7
Tecno Spark 7P Tecno Spark 7P
Tecno Spark 5 pro Tecno Spark 5 pro
Tecno Pouvoir 4 Tecno Pouvoir 4
Tecno Pouvoir 4 Pro Tecno Pouvoir 4 Pro
Tecno Camon 16 Premier Tecno Camon 16 Premier
Tecno Spark 6 Air Tecno Spark 6 Air
Tecno Spark Go 2020 Tecno Spark Go 2020
Tecno Spark 6 Go Tecno Spark 6 Go
Tecno Camon 16 S Tecno Camon 16 S
Tecno Camon 16 Pro Tecno Camon 16 Pro
Tecno Pova Tecno Pova
Tecno Camon 16 Tecno Camon 16
TECNO TECNO Spark 6 TECNO TECNO Spark 6
Tecno Pop 4 Tecno Pop 4
TECNO Spark Power 2 TECNO Spark Power 2