My fault. After extracting from the command line I was expecting the hotfix5.5 to be in the ./blesta directory with all the other files but it is in the current folder and the content has to be copied.
Sorry.
Account access is a log of credit card accesses. If a staff member views a credit card, or the system decrypts a credit card, it is logged here. It's a PCI thing.
Transactions are transaction status changed. For example, if you refund a transaction, or if it's pending and becomes approved.
Domain Name you can set in the languages if you are using a module, if you using the Universal Module you can update the label.
The left and right is because of the order form template you are using… Not a Blesta issue if you are using custom order forms.