You can't 'install' games to a DS lite. You simply insert them and play, no data is stored on the device.
Yes you can play Nintendo DS games on a Nintendo ds lite.
Yes, the original Nintendo DS as well as the Nintendo DS lite can play NDSi games.
Yes, you can use ds lite games in the original Nintendo ds. They are not making new specialized games for the Nintendo ds lite. they are still making games that fit both the original DS and the Nintendo DS Lite.
Unfortunately you can not
I don't think you can actually do that. You cannot get internet for the Nintendo DS lite, since it wasn't made for that. Therefore, there aren't any steps to get the internet because it is impossible with the DS lite.
yes they do
If you are asking if ds lite games will work in a sp the the answer is no.
no you can only use Nintendo games on Nintendo ds/Nintendo ds lite.
no
No. There is no way to download or play DSiWare games on Nintendo DS or DS Lite systems.
You can't download games onto a DS Lite.
The Nintendo DSi is just an upgraded version of the Nintendo DS and DS Lite. The Nintendo DSi plays the exact same games as the Nintendo DS and DS Lite and only plays DS and DS Lite games. Currently, there aren't going to be any DSi games, only more DS games.