I am currently trying to update my tomtom start 20 i have linked it into the computer and so and it starts to dwonload the software/updates when the process suffers and interuption. it will now not restart the download. I have been on q&a's and its said that if you clear your cache from your tom tom support application the download will resume. On my tomtom support appliction i am unable to click the settings tab to clear them. All the other tabs are highlighted apart from the one i want which is the settings tab!!!! PLEASE HELP its driving me nuts lol