Do I need a firewall?

Despite switching to Flight mode overnight, my battery is still sucked dry!

Q. I switch my P900 to ‘Flight’ mode overnight, in an attempt to try and prolong my battery life. I’m often travelling and away from an easy way of recharging and I’m regularly mystified by the way the P900’s battery gets sucked dry even when I’m not using it.

How can I speed up launching of my most-used applications?

Q. I’m always struggling to find and launch applications on my Sony Ericsson smartphone, the simple act of navigating between them seems to take an eternity. What do others do to speed things up?

How can I reclaim wasted memory in the Messaging system?

Q. I've had a message saying that my P800 is running low on memory. When I checked in the Storage Manager, just 0.8MB was available. My messages used the most space (4.4MB), even after I deleted everything in my Inbox, Outbox, Draft and Sent folders. How can I reclaim this space?

Bluetooth connection to my smartphone has stopped working!

Q. Help, the Bluetooth connection to my smartphone has suddenly stopped working. I haven't changed anything in the setup of either PC or phone and both have been rebooted several times. Any ideas? I'd hate to go back to using the cable, Bluetooth is just so convenient!

Overnight battery drain with a Bluetooth smartphone

Q. I'm mystified. I go to bed at night with my smartphone next to me, showing a full charge, and in the morning it's down to almost zero. I've rebooted and made sure that there no extra, running applications that might be hammering the processor, and yet every night the story's the same. Is my smartphone faulty?