In reverse order:
- The loading bar on the animated update screen never gets to the end. If the file manager you have available is the OI File Manager you have a successful update to 2.03.
- For PDFs you can install Adobe Reader 9 or Repligo. There are several others you can try. Check here:
http://blog.the-ebook-reader.com/201...allation-pack/
And here:
http://www.the-digital-reader.com/20...p-for-android/
And here:
http://www.freewarelovers.com/android
- The jpeg thing I find odd. Are the files unusually large? Try activating them in the file manager to see if they open.
Hope this helps.