The most probable source of this error is the confusion between software versions and calendar dates.
If the phone gets stuck on the loading screen after flashing, pull out the battery, reinsert it, and perform a factory hard reset by holding * + 3 + Green/Call Button while powering the device on.
This is the most convenient method as it requires no cables or computer. It uses your phone's Wi-Fi connection to download and install the update directly. nokia asha 302 software update 15.09 download
Wait until a dialog box appears stating "Firmware updating succeeded." The phone will automatically reboot into the newly installed v15.09 software. Troubleshooting Common Installation Errors
Disconnect the phone, pull out the battery for 5 seconds, reinsert it, and restart the Phoenix software. Change the USB port you are using on your PC. The most probable source of this error is
Updates to the Nokia Xpress Browser to help render older web pages better.
To determine the validity of "Version 15.09," it is necessary to understand Nokia’s Software Release (SW) numbering convention. It uses your phone's Wi-Fi connection to download
After flashing, disconnect the phone. Perform a hard reset to clear residual cache: