This information should provide a general background on DVR software. For specific guidance on v2.62.r07, referring to the software provider's resources will likely yield the most accurate and helpful information.
Updating your firmware can resolve issues like "frozen screens" and improve network stability. Follow these general steps for a manual upgrade: V2.62.r07 Dvr Software - Facebook v2.62.r07 dvr software
Format a flash drive to FAT32 or exFAT and copy the firmware file onto it. This information should provide a general background on