can someone provide me a Radio stack 4.20 or lower

[hoanghon]

Please help to me have the radio stack 4.20 or lower. Thanks!

[CareyB]

Please help to me have the radio stack 4.20 or lower. Thanks!

Try this site.
http://www.yorch.net/
Select "Upgrades"
No guarantees, I have not used this myself, but I know it's out there.
Good luck,
Carey

[hoanghon]

thanks. but there is no radio stack version 4.20.