|Adobe Reader is plagued with bugs and constantly being attacked by malware which is why it regularly needs to be updated. I suggest you completely remove Adobe Reader and install the free Foxit Reader:|
Another plus: Unlike Adobe, it doesn't try to install additional stuff (aka. bloatware) on your computer like McAfee Security Center.
Apologies if I don't respond to your reply immediately. I don't check this site daily, but you're welcome to PM me as a reminder.