For a visual walkthrough on repairing a dead boot or flashing this specific model, check out this tutorial:

To install the Nokia TA1165 firmware PAC file, you will need:

Press and hold the button (or sometimes Volume Up + Down), then connect the device to your PC using the USB cable.

💡 If your Nokia C1 is stuck on the logo or locked out, the PAC file method is the most reliable "hard fix" available outside of a service center. If you'd like to proceed, let me know:

Moderate. Requires third-party tools like SPD Upgrade Tool , Pandora Box , or Cheetah Tool .

Extract the (ResearchDownload) to a folder on your desktop.

Click on the button (usually represented by a single gear icon).

Download QFIL (Qualcomm Flash Image Loader) , which is bundled inside the QPST Tool suite, or the Nokia Online Service Tool (OST) .

The Nokia TA-1165 runs on a Qualcomm Snapdragon processor but utilizes a PAC firmware format for specific service variants and flashing tools. This comprehensive guide walks you through the step-by-step process of safely installing the PAC factory firmware. Prerequisites and Requirements

Do not touch, move, or disconnect the USB cable during this operation. Step 5: Finalization and First Boot