Ensure your device is "Open Mode" enabled, as this is required for most custom kernels.
Because official Nokia servers are long dead, you must rely on community mirrors. Resurrect a Nokia N9 - dt.iki.fi
The Nokia N9, released in 2011, was a revolutionary smartphone that ran on the MeeGo operating system. Although it's an older device, the N9 still has a loyal following, and many users are interested in exploring custom ROMs to breathe new life into their device. In this post, we'll discuss the possibilities of custom ROMs for the Nokia N9 and provide links to popular options.
hosts development updates for various devices, including legacy Nokia hardware. Key Technical Requirements