I'm 2 hours into filling a form and it decides to lock up+#*#.
Don't know what to do but if I loose my info I will quit paying for Acrobat!
Are you facing this issue with every file ?
every time with the same file ?
In case of second scenario, if possible please share the file and Acrobat DC version details.
Sorry for your inconvenience.
Please elaborate what issues you are facing in filling form so that we can help you further.