I can't recommend one because I don't use external HD in my devices
May be someone reading this forum could help

By pen drive do you mean what I already have a 128gb flash USB drive , can you get 4/5tb pen drives ? Yes, USB flash drives. Biggest ones I've seen are of 512GB size What do you mean turn it off do you mean before I start thevamazon box I need to have it turned off then turn on when Amazon box is o...

As I understood, you need to use a powered one if the drive is not a pendrive. Only that you have to turn it off at boot. Another option is to use a NAS drive and access it through the network. Or.... you can wait. We are evaluating a private cloud service for the people to store their files fully i...

It says that it supports larger drives:

"The Fire TV will detect and use drives that are larger than 128GB just fine. I personally connected a 1.5TB drive and have read comments from people who have connected even larger drives"

Well, we don't know which protocol is that other app using. Network shares use a microsoft protocol that has several versions and I only support one, the one that is supposed to be the most used / standard. What I can do is to prepare a diagnostics tool for this issue, there are several people that ...

We opened a temporary account meanwhile we tried to get back our first account,but it didn't happen and they closed the second account as well. We got our money back from the first account, after 6 months (180 days). The second account still has the money in, they don't allow us to transfer it unles...

I see that you have "guest allowed", try with "guests only" please

It's coming in the next release

I would check:

a) The network device must be in bridged mode (it seems to be).
b) SMB1/ CIFS must be enabled in openmediavault
c) Try always with "guest only" shares first

If it still not working, post the screenshots of your configuration

it will. It's never enough! LOL