Can I just purchase a SIM card?
If your existing phone uses GSM technology, there’s a good chance you can purchase a new SIM card for it. You just need to make sure it’s “unlocked” first. Some carriers include software that links the SIM card to the phone’s serial number. If the two don’t match, the phone won’t work.
How do I activate my SIM card in Vietnam?
Register the data by texting “Activation code” to 191. For example, if you want to register 1.5 GB data, simply texting “Dmax” to 191. Cancel the data by texting “Huy” to 191. Check the current data by texting “KTTK” to 191.
Can I use my cell phone in Vietnam?
Yes, you’ll be able to use your mobile phone in most urban areas of Vietnam, although remote and mountainous areas may have limited network coverage. Ensure you have global roaming activated with your mobile carrier before you leave home if you wish to use your mobile while in Vietnam.
Will a SIM card work without a plan?
It stores contacts and other data, and your phone won’t work without it. … When you upgrade your phone, you bring your SIM card with you to keep your phone number, data plans and more; but since most SIM cards are designed to work only with certain brands and carriers, they won’t fit just any phone.
What happens if you take out your SIM card and put it in another phone?
It contains all your contacts and settings, and it’s linked to your account. You could take the SIM card out, put it into another phone, and if someone called your number, the new phone would ring. … The SIM card wouldn’t work in other phones, and the phone wouldn’t work with other SIM cards.
Can I put a prepaid SIM card in an unlocked phone?
The short answer is yes, you will be able to use a prepaid GSM service with a GSM unlocked phone like the Samsung Galaxy S II. Simply pop in the activated prepaid SIM card and you should be able to make and receive calls.
Is there WIFI in Vietnam?
Nowadays, Internet access in Vietnam – the wireless connection is provided throughout the country, in both public and private areas. Wifi access is currently available in almost all hotels, cafeterias, pizzerias, and even street food stores.
Do you have to activate SIM cards?
Note: You must activate your SIM card in the original device before switching it to a new device. If you removed it from another active device and didn’t deactivate it, then it’s still active. All you need to do is insert it in your new device.
How do I add credit to Mobifone Vietnam?
How does Recharge work?
- Mail Mobifone.
- Call 9393 from your Mobifone number in Viet Nam.
- Visit the Mobifone website.
- Visit the Mobifone Facebook page.