Nokia has just released a new ROM update for Nokia 6700 slide, the 061.004 version. You can see below what brings this new version to Nokia 6700 Slide.
This 061.004 software release comes with a new version of Nokia’s Ovi Store, an improved music player and new smileys. The Internet Search application has been added as a customisable bookmark in your device web browser, for more convenient access to popular search engines. There are also usability and performance improvements.
To get this software update on your Nokia 6700 device, select Applications > Software Update, and choose the software you want to update. Alternatively, this software release is available through the Nokia Software Updater.
Note: I suggest you to do a backup of the most important information from your phone, before to update your phone.