ohitsmee

I got my Mark IV and it come with 2.7. i am trying to upgrade but nuthin happens 1. I download 2.8 and browse and click UPGRADE and get an error MD5SUM does not match. 2. I tried the Check for upgrades and click download but it just hangs over an hour now sayin Do not leave or ............. 3. Tried download and install 2.7.7 same MD5SUM error

Thanks

I recently got the mark IV and the antenna port is slack. It seem lately that any antenna i connect to it the signal does not changes. I don;t want to break any clips or the outside shell by opening it the wrong way. Is there any video showing how too or any guidelines .