How to Sign Nokia Apps

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Have you ever found kind of error messages when installing some applications on your Symbian phones of Nokia? Some users have big chance to experience this because the applications are actually unsigned or haven’t been approved by Symbian foundation. So, what can you do to make the problem clear? It’s actually easy to resolve.

You have to get the application signed first, or you can go through the installation unsigned application. Do you need to know how to make it? First, you can hack your phone (it is not recommended). Next, the second one, you can remove the ‘signed’ restriction by getting a certificate and key your phone. It is possible to sign each application individually.

You can sign the application by visiting, which is a site to help you process your certificates and it is a free service to access. What you need to do is just register for an account and click “Apply Cer” when you have logged into the site.

About Faisal Ebrahim

Tech enthusiast, IT & Cybersecurity consultant & Sales manager. I'm passionate about staying ahead of the curve on emerging technologies, including EVs, AI, robotics, and the metaverse. For over 15 years, I've explored and shared these innovations on my blog,

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