Oppo How to Set Default SIM card for Mobile data
Oppo 5994
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In addition to calls, a standard SIM card for mobile data can also be changed and the device will only use the specified SIM card for mobile data.
Note: After changing the default SIM card, the device will search for a network again.
Android 11 | ColorOS 11.0
![Step 1: Tap on Settings How to Set Default SIM card for Mobile data - Tap on Settings](https://media.techbone.net/img/450-oppo-how-to-set-default-sim-card-for-mobile-data-android-11-coloros-11-0-step-1-27487.webp)
![Step 2: Tap on SIM card & mobile data How to Set Default SIM card for Mobile data - Tap on SIM card & mobile data](https://media.techbone.net/img/450-oppo-how-to-set-default-sim-card-for-mobile-data-android-11-coloros-11-0-step-2-27488.webp)
![Step 3: Tap on Mobile data How to Set Default SIM card for Mobile data - Tap on Mobile data](https://media.techbone.net/img/450-oppo-how-to-set-default-sim-card-for-mobile-data-android-11-coloros-11-0-step-3-27489.webp)
![Step 4: Choose SIM 1/2 How to Set Default SIM card for Mobile data - Choose SIM 1/2](https://media.techbone.net/img/450-oppo-how-to-set-default-sim-card-for-mobile-data-android-11-coloros-11-0-step-4-27490.webp)
- Tap on Settings
- Tap on SIM card & mobile data
- Tap on Mobile data
- Choose SIM 1/2