Save the firmware file from the Samsung Download Center or the specific 40J5100 model page to your PC.
, it is recommended to use official Samsung support channels rather than third-party .rar files, which may contain malware or incorrect firmware. 1. Official Downloads
Version 1042.0 (approx. 56.05 MB). This is used to update the TV's firmware via a USB flash drive. User Manual: Available in PDF format (approx. 2 MB). 2. Firmware Update Guide (USB Method)
If you are looking to update your TV's firmware, follow these steps: