Use FAT32 formatting. Most TVs cannot read NTFS or exFAT drives for firmware updates.
Before downloading any software, verify that the firmware matches your TV’s mainboard number (e.g., TP.HV530.PC821). Using software meant for a different board version—even if the model number (49U565) is the same—can "brick" your TV, making it permanently unusable. How to update any Samsung TV's firmware using a USB drive Download Ecostar 49U565 Software rar
Go to Settings > System > Software Update > By USB . Use FAT32 formatting
Once you find the .rar file, you will need a utility like WinRAR or 7-Zip to extract the actual firmware file (usually named allupgrade.bin or similar). 2. General USB Installation Procedure Using software meant for a different board version—even
Look for technician-led sites like Kazmi Elecom which maintain extensive libraries of EcoStar firmware collections.