On your Home Page scroll over to Settings Press Ok
-Scroll down to Go to inner Portal
-Press ok on Settings
-Press ok on Software Atuoupdate
-Now Disable the Atuoupdate using the right arrow Key on the remote
-turn off the Beta

-Now press F2 the Green button, you'll see the file in yellow read 0.218-r18-254 scroll to the right with the arrow key to
0.218-r14-254 then press F1 in Red on the Remote to update..

I used the above method to change back a few weeks ago, Thanks to Rinny

I decided to try R19 again and channel changing takes a long time to change so trying to change back to R14 but using above method but when I press F2 I get R19 update with no option of others,

Any ideas?? Thanks