OPPO A78 5G
![f-fdd04c18-7774-43d7-907e-a6d59bb4e1fb](http://wmstatic.global.ssl.fastly.net/ml/020724-f-fdd04c18-7774-43d7-907e-a6d59bb4e1fb.png?width=140&height=200)
![f-5050a6fc-fb09-4582-9ca7-1f98380ae56b](http://wmstatic.global.ssl.fastly.net/ml/020724-f-5050a6fc-fb09-4582-9ca7-1f98380ae56b.png?width=140&height=200)
![f-4a1bc0e5-80c9-4240-8421-5dd2bb6a14d5](http://wmstatic.global.ssl.fastly.net/ml/020724-f-4a1bc0e5-80c9-4240-8421-5dd2bb6a14d5.png?width=140&height=200)
![f-1ecd4185-2ae8-4d03-99da-1ab33939e2bf](http://wmstatic.global.ssl.fastly.net/ml/020724-f-1ecd4185-2ae8-4d03-99da-1ab33939e2bf.png?width=140&height=200)
![f-7833af5c-52cb-4ff6-86f8-4c6f56665bcf](http://wmstatic.global.ssl.fastly.net/ml/020724-f-7833af5c-52cb-4ff6-86f8-4c6f56665bcf.png?width=140&height=200)
![f-b7205d05-57d7-4def-9f22-0d69ff21390a](http://wmstatic.global.ssl.fastly.net/ml/020724-f-b7205d05-57d7-4def-9f22-0d69ff21390a.png?width=140&height=200)
Activating your phone
You need to activate your phone before using it for the first time and after a factory reset. Before you can activate your phone, you need to insert your SIM into your phone.
Press the Side key.
![If your SIM is locked, key in your PIN and press arrow right. The default PIN is 1111. If your SIM is locked, key in your PIN and press arrow right. The default PIN is 1111.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-1aa357d8-d35f-4667-a13f-f2aea87abf37.png?width=226&height=504)
![If your SIM is locked, key in your PIN and press arrow right. The default PIN is 1111. If your SIM is locked, key in your PIN and press arrow right. The default PIN is 1111.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-1aa357d8-d35f-4667-a13f-f2aea87abf37.png?width=334&height=752)
If your SIM is locked, key in your PIN and press arrow right. The default PIN is 1111.
![Press arrow right. Press arrow right.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-d4d6624b-f7b5-428e-9c8f-481c937e4812.png?width=226&height=504)
![Press arrow right. Press arrow right.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-d4d6624b-f7b5-428e-9c8f-481c937e4812.png?width=334&height=752)
Press arrow right.
![Press the required language. Press the required language.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-4ee2bd29-b2df-4a62-93dd-f06f27acf570.png?width=226&height=504)
![Press the required language. Press the required language.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-4ee2bd29-b2df-4a62-93dd-f06f27acf570.png?width=334&height=752)
Press the required language.
![Press Next. Press Next.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-4ee2bd29-b2df-4a62-93dd-f06f27acf570.png?width=226&height=504)
![Press Next. Press Next.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-4ee2bd29-b2df-4a62-93dd-f06f27acf570.png?width=334&height=752)
Press Next.
![Press the required region. Press the required region.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-eac0cb43-0446-4f15-b51f-3f5268604ccd.png?width=226&height=504)
![Press the required region. Press the required region.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-eac0cb43-0446-4f15-b51f-3f5268604ccd.png?width=334&height=752)
Press the required region.
![Press Continue. Press Continue.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-eac0cb43-0446-4f15-b51f-3f5268604ccd.png?width=226&height=504)
![Press Continue. Press Continue.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-eac0cb43-0446-4f15-b51f-3f5268604ccd.png?width=334&height=752)
Press Continue.
![Press the fields next to the required settings to select them. Press the fields next to the required settings to select them.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-b7a0d8f3-7643-42aa-9614-3cac0f125d61.png?width=226&height=504)
![Press the fields next to the required settings to select them. Press the fields next to the required settings to select them.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-b7a0d8f3-7643-42aa-9614-3cac0f125d61.png?width=334&height=752)
Press the fields next to the required settings to select them.
![Press Next. Press Next.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-907b14b7-9e41-4657-bf5b-0a4312c77ffd.png?width=226&height=504)
![Press Next. Press Next.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-907b14b7-9e41-4657-bf5b-0a4312c77ffd.png?width=334&height=752)
Press Next.
![Press the indicator next to Press the indicator next to](http://wmstatic.global.ssl.fastly.net/ml/020724-f-0d1143d3-d79e-4362-89d5-0f9324ba880e.png?width=226&height=504)
![Press the indicator next to Press the indicator next to](http://wmstatic.global.ssl.fastly.net/ml/020724-f-0d1143d3-d79e-4362-89d5-0f9324ba880e.png?width=334&height=752)
Press the indicator next to "Mobile data" to turn the function on or off.
![Press Next. Press Next.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-0d1143d3-d79e-4362-89d5-0f9324ba880e.png?width=226&height=504)
![Press Next. Press Next.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-0d1143d3-d79e-4362-89d5-0f9324ba880e.png?width=334&height=752)
Press Next.
![Press the required Wi-Fi network. Press the required Wi-Fi network.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-f3fbd376-b487-439b-aca9-14f66f3980d3.png?width=226&height=504)
![Press the required Wi-Fi network. Press the required Wi-Fi network.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-f3fbd376-b487-439b-aca9-14f66f3980d3.png?width=334&height=752)
Press the required Wi-Fi network.
![Key in the password for the Wi-Fi network and press the confirm icon. Key in the password for the Wi-Fi network and press the confirm icon.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-a4398ccd-c682-4ab7-83d5-b44f010999f9.png?width=226&height=504)
![Key in the password for the Wi-Fi network and press the confirm icon. Key in the password for the Wi-Fi network and press the confirm icon.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-a4398ccd-c682-4ab7-83d5-b44f010999f9.png?width=334&height=752)
Key in the password for the Wi-Fi network and press the confirm icon.
![Press Next. Press Next.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-78fda402-8695-439e-ab63-942bd10293f4.png?width=226&height=504)
![Press Next. Press Next.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-78fda402-8695-439e-ab63-942bd10293f4.png?width=334&height=752)
Press Next.
![Press Don't copy and follow the instructions on the screen to finish the activation. Press Don't copy and follow the instructions on the screen to finish the activation.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-ae782bbe-92af-4b2d-bdbf-0378e260b18e.png?width=226&height=504)
![Press Don't copy and follow the instructions on the screen to finish the activation. Press Don't copy and follow the instructions on the screen to finish the activation.](http://wmstatic.global.ssl.fastly.net/ml/020724-f-ae782bbe-92af-4b2d-bdbf-0378e260b18e.png?width=334&height=752)
Press Don't copy and follow the instructions on the screen to finish the activation.