Can't use highlight or add note function

[Cat__Cat]

hi there, i'm using Adobe digital edition 4.5 to read ebook. but can't use highlight or add notes function at all...

Please help! Thanks a lots.

[Cat__Cat]

One more thing to add.

I can't use arrow to scroll lines......what's happening?

no shortcut keys are working.....

[dennisb79342137]

I'm having the same issue regarding highlights and copying. What's weird is that sometimes in works, and sometimes it doesn't; all in the same book

[dennisb79342137]

For what it's worth I contacted Adobe Chat Support, and was told they no longer support the product.