Nokia E52 & C5 Receive Firmware Updates
Thanks to @mobileyog for sharing the news. Nokia E52 is now updated to v052.003. Its a small update of just 1204kb and can be done OTA (Over-The-Air).
Meanwhile folks over at SymbianFreak have also reported that Nokia C5 has also received a firmware update, its now updated to v061.005. This update is available on OTA (Over-The-Air) the update is 5372kb so its advisable to use a WiFi connection in case of OTA updates or alternatively you can update it via Nokia Software Updater.
Though Nokia E52 & C5 have UDP (User Data Preservation) its advised to back-up all your data before updating your device.