If you are buying an old smartphone, then first of all you should check the box of the smartphone, in which the smartphone is packed. When you see the box, a white sticker will appear on it, on which some words, barcodes and numbers will be written. Along with this, the manufacturing date of the phone is also recorded. If we talk about the date of manufacturing box, then the IMEI number of the phone and the sticker of the device should be matched. If both of these match, then the manufacturing of the mobile phone is correct. If the IMEI number does not match, then the IMEI number is correct.
this is another process
Smartphone manufactures like Apple, Asus put in the device serial number. The date and month are recorded on these devices. This helps in tracing the manufacturing production date. You can find it’s serial number in the About section of the phone. The serial number in Samsung devices also represents the production date. Similarly, you can get information from the website of the company. I
Use Phone Info app
It can be used on Android smartphones. It can be downloaded from Google Play Store. This app can extract information from your smartphone and tell you the life of your smartphone. However, for this you have to give some permissions to the apps. Similarly you can extract device information apps, hardware information, phone information.
dial this number
Secret details can be obtained from the phone by dialing this number. After this you have to go to the phone menu feature. After this hardware information will be available. After this you will be able to get accurate information about manufacturing.