, you can use the built-in update tool or manual flashing methods. Please note that even with the latest update, official YouTube app support for this device has largely been discontinued by Google due to security and standard updates. Google Help Software Update 11.40 Overview Release Date: October 24, 2012. Compatibility: Designed for Nokia C2-01 RM-721 Key Improvements:
Accessing YouTube on a Series 40 device is challenging today due to modern security protocols and API changes that have rendered old native apps obsolete. Unsupported device models YouTube apps - Google Help