Tag Archives: SIM-free

How To Convert A Mini-SIM Into A Micro-SIM used for iPhone 4

Micro-VS-Mini-300x224

As you may have recognized by now, Apple is offering SIM-free and unlocked units of iPhone 3GS and iPhone 4 to clients in UK, France and Canada. As these iPhones are not locked to a transporter, users can sign up with any compatible carrier of their choice. Though, unlike iPhone 3GS, the new iPhone 4 does not hold the conventional mini-SIMs.

Micro VS Mini

As a substitute, users will now have to order a new micro-SIM from their carrier.Micro-SIM for iPhone 4 can be a difficulty if your carrier does not suggest micro-SIM cards until now or takes a long time to procedure the orders.
There is yet an alternating answer. The following how-to guide will take you through a step-by-step process to convert your mini-SIM into a micro-SIM. For the procedure you will need a mini-SIM, a marker pen, a ruler, cutter knife and a filing tool.
Before you continue, here are a few cautions to note. The chip on the SIM can be delicate and this process may permanently injure the circuitry on your mini-SIM. So do keep in mind to carry on with care. It is a nice idea to try the procedure out with a secondary SIM before carrying out the process on your usual SIM.

Step 1:
The most significant part of a SIM is the middle circuit that contains information about the subscriber’s ICC-ID. The initial step is to measure the area around this circuit of the micro-SIM. 12mm x 15mm is the normal measurement of a micro-SIM. You might do this with the aid of a ruler and a marker ballpoint.
Important: I would strongly advocate you to stay for your iPhone 4 so that you can verify the size of the micro-SIM that fits iPhone 4’s SIM tray prior to using this guide.

Cutting-SIM-Card-206x300
Step 2:
The mini-SIM requires to be cut along these marked lines. However before you go on, run a cutter knife a small number of times over these lines to prominently mark the sections.

Step 3:
When completed correctly, you may now be capable to break away the plastic piece of the SIM that is not necessary. Cut those marked lines.
Cutting SIM CardStep 4: You are approximately done. Use a filing instrument to make softer the cut edges.
The new micro-SIM for iPhone 4 is prepared. You may now put in this SIM into your iPhone for use. If you are purchasing an unlocked iPhone 4 and are trying out this procedure then do remember let me know how it works.