How to start using your SIM card abroad
When you land, turn on Data Roaming for the Olysim SIM and choose it for Mobile Data. It connects in a few minutes, and your plan's days start then.
You can put the SIM card in at home or when you land. It only connects at your destination.
Step by step
- 1Step 1 of 4
Put the Olysim SIM card in your phone.
At home or on arrival. Both are fine.
- 2Step 2 of 4
When you land, turn Data Roaming on for the Olysim SIM.
iPhone: Settings > Mobile Service > the Olysim line. Android: SIM settings or Mobile networks.
- 3Step 3 of 4
Choose the Olysim SIM for Mobile Data.
Keep your Indian SIM for calls and SMS if you like.
- 4Step 4 of 4
Wait a few minutes for the network to appear.
Still nothing after 5 minutes? Restart your phone.
On your Indian SIM, keep Data Roaming off, so it cannot use costly roaming data by mistake.
Common questions
When does my SIM card plan start?
When the SIM card first connects to a network at your destination.
Does it need an APN?
Most of the time it sets itself up. If you have signal but no internet, message us on WhatsApp and we will send the right APN.

