After the flash succeeds, the phone restarts. Perform a hard reset to clear old settings:
This particular update was rolled out by Nokia in the early 2010s, primarily targeting enterprise users who relied on the E72 for email, Microsoft Exchange synchronization, and VoIP calling. Nokia E72 Software Update 091.004 UPD Download 35
, originally released in early 2012. This update was designed to provide the last major optimizations for the Symbian OS 9.3 platform before the device was discontinued. Key Features and Improvements in v091.004 After the flash succeeds, the phone restarts