TL-WR1043ND V1 firmware was recently updated 2 days ago (April 28th) with the following bug fix:

Improved the login policy to enhanced security;
Improved media server function to support 3000 files;
Changed the default PPPoE dial-up type from Dial-on-Demand to Auto-Connect;
Fixed a bug that DNS and Default gateway can’t be empty under Static IP mode;

Download can be performed at: http://www.tp-link.com/en/support/download/?model=TL-WR1043ND&version=V1

You can eventually test the latest firmware for yourself, or wait a few days and follow-up to see how things are getting on as some users have already upgraded and post some feedback here: http://forum.tp-link.com/showthread.php?3756-WR1043ND-new-firmware-available-!&region=china

System Up Time: 0 days 07:54:41
This is the time that lasted running the latest firmware.
A real disaster getting worse.
An hour of low speed torrent collapsed to the router
BAD firmware: WR1043ND_v1_130428

pentago wrote

Should i upgrade to latest firmware?

No, don't move !
The last firmware is the worst I used...

OK then, could someone recommend a good custom firmware?

The most stable is Gargoyle

pentago wrote

OK then, could someone recommend a good custom firmware?

When my WR1043ND was my main router (since february, I replaced it by a WDR4900), it was running fine with the build 120210...