How do I download an update?

How do I get the update for R4s? Where s the link. Also, will it work if my R4 is a clone?

Each R4 has his own firmwire and site I shal give you a few sites for firmwire for R4
and then it is up to you to find out which one is yours, or
you can make a scrrenshot of your R4 and I'll try to find out which one is yours!!(what size micro Sd are you using? is it more then 2 GB it is a SDHC clone)Here are some sites:http://r4rts.cn/ -------------> for the R4Ihttp://www.r4sdhc.com/index.htm -----------> for the R4 SDHC clone'shttp://www.r4ds.com/ ---------> for the original R4On all these sites you can find firmwire for the R4Be careful that you pick the right one or the firmwire will not work!!!!!!!!If you need more help let me know and I'll see what I can do.