Finding a custom ROM for the Nokia C100 is challenging because HMD Global (Nokia) generally restricts bootloader unlocking on most of its devices. Without an unlocked bootloader, you cannot install custom recoveries like TWRP or flash custom ROMs such as LineageOS. postmarketOS Wiki The State of Custom ROMs for Nokia C100 Official Support
Installing a custom ROM on the to make it "better" is extremely difficult because Nokia (HMD Global) generally does not allow bootloader unlocking for this model . Without an unlocked bootloader, you cannot replace the factory software with a custom ROM like LineageOS or Pixel Experience. Why It Is Difficult nokia c100 custom rom better
: If you want the "Pixel" look with extra features like advanced Quick Settings and "Circle to Search" (on Android 16-based versions), this is a popular choice for 2025. Finding a custom ROM for the Nokia C100
: Go to Settings > Apps and disable any pre-installed apps you don't use to free up RAM. (Honest Warning) Nokia C100 Installing a custom ROM