How do I use a TP-Link TL-WR1043ND as a wireless extender for a TL-W8961ND?

Installing DD-WRT on the TL-WR1043ND allowed me to use it as wireless extender (client bridge). It has been quite easy and straightforward :)

DD-WRT is a Linux based alternative OpenSource firmware suitable for a great variety of WLAN routers and embedded systems. The main emphasis lies on providing the easiest possible handling while at the same time supporting a great number of functionalities within the framework of the respective hardware platform used.