How do I enable it to my 3DS XL?

Pictochat is only available in the Nintendo DS, DS Lite, DSi and DSi XL. All users who have Pictochat can connect with each other if they are near each other;...

No, it does not; it only works on original DS. You can, however, buy an Action Replay for 3DS.

Try changing the DNS server setting to point to Google's, which is 008.008.008.008.

Wii can't use play coins. You can't transfer. If you're talking about Eshop points, then no you can't transfer Eshop points.

You can enable cookies in the setting section. However, you shouldn't want to enable cookies in Explorer as they just slow it down.

Open the console and type cl_dynamiccrosshair 1, though disabling it makes the crosshair static, making your aim more steady.

The original DS wouldn't have any way of knowing. This only works on the 3DS, because it has an internal gyroscope. That's how it tracks motion in other games, too.

No, you cannot. There is no GBA slot in the DSi or the above models, including all models of the 3DS.

If you have a New Nintendo 3DS, you can softmod it and install NTRViewer -- that way you'll be able to stream gameplay to your PC. If you have an...