How to backup contacts and sms messages from OnePlus 7T (HD1901)
In our guideline we will introduce PhoneCopy.com service which supports many phones from almost all manufacturers, including OnePlus 7T (HD1901), and can be easily used to synchronize data between two or more devices.
Download PhoneCopy for Android to your Android phone, which you can download free of charge. After downloading and installation, go through following steps.
Run the app and create new account. If you already have an account choose "sign on".
To allow correct functionality of PhoneCopy application we will kindly ask you to confirm access permissions for it.
When you confirm access to contacts you can set which "contacts databases" you want to backup.
PhoneCopy allows to back up SMS too.
Then you can set up backup for media (photos and videos).
If you want download photos and videos from old phone (which was synchronized to PhoneCopy.com before) you can choose it in the next step. Then you can synchronize.
You can access all settings later by bottom menu of the application or by main menu. In case you exceed limits for a free account we recommend you to buy Premium
Now you can easily edit your contacts and other resources online in your PhoneCopy profile. You have access to your contact even if you forget your phone at home.
Some additional tips:
Contacts can be then transferred to another device (eq. iPhone, other Nokia, SonyEricsson, Samsung, LG etc). You can always edit your contacts in your online account. Also, you will see full history of your contacts, as well as the data that you have deleted between two synchronizations.