What is IID to CID conversion?

IID (Installation ID) is a code generated by Windows or Office during phone activation. CID (Confirmation ID) is the response code you enter to complete activation. Our free tool converts IID to CID instantly online.

Run 'slui 4' in Windows to open the phone activation wizard and get your Installation ID (IID).

Is this getcid tool free?

Yes, our IID to CID converter is completely free. No registration or login required.

🆓 Free IID → CID Converter

Convert your Installation ID (IID) to Confirmation ID (CID) for Microsoft product activation. 100% free.

Get Your IID

Run slui 4 in Windows to get your Installation ID.

Paste IID Here

Enter your full Installation ID in the form above.

Get Your CID

Receive your Confirmation ID and enter it in Windows to activate.

✅ 0 CIDs generated so far

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