How do I turn on 3G on my Samsung Galaxy S3?

Select the Menu button

  1. Select the Menu button.
  2. Select Settings.
  3. Select More settings.
  4. Select Mobile Networks.
  5. Select Network mode.
  6. Select GSM only to enable 2G and GSM/WCDMA to enable 3G.

How do I change my Galaxy S3 from 4G to 3G?

Switch between 3G/4G – Samsung Galaxy S3 4G

  1. Select Apps.
  2. Scroll to and select Settings.
  3. Select More networks.
  4. Select Mobile networks.
  5. Select Network mode.
  6. Select WCDMA/GSM to enable 3G and LTE/WCDMA/GSM to enable 4G.

How do I change the APN settings on my Galaxy S3?

4%

  1. To set the Access Point Name (APN) and turn on data settings, follow these steps:
  2. Go to the Home screen. Choose Apps.
  3. Scroll to the right. Choose Settings.
  4. Choose More Settings.
  5. Choose Mobile networks.
  6. Turn on Mobile data if this option is not enabled.
  7. Choose Access Point Names.
  8. Press the menu key.

How do I activate mobile data on o2?

You can activate your sim in five simple steps:

  1. Pop out the right size sim for your device, put it in and switch it on.
  2. Visit the Pay As You Go mobile broadband page.
  3. Enter your mobile broadband number and click sign in.
  4. Follow the instructions to register and activate your data.
  5. You’re ready to go.

Is Samsung Galaxy 3 a 3G or 4G?

Samsung Galaxy S III (S3) 4G LTE – 8MP, 4.8“, 1.4GHz, 720 x 1280 (HD) | Samsung IE.

Why is my 02 data not working?

If there’s no known issue, try manually resetting your device by: Turning your phone off and on. Making sure mobile data is turned on in your settings. Choosing the O2 network manually in your settings.

What are the APN settings for O2?

Choose the plus symbol.

  • Under Name, enter o2 internet.
  • Under APN, enter mobile.o2.co.uk.
  • Under Proxy, enter nothing.