Version 3.10
- This version must be loaded to 32 bit WS4 controllers if in the system is added new 64 bit WS4 controller. 64 bit CPU card have inscription "CPU EPSILON/6".

Version 3.01
- Added support for 40 doors.
- Added Chechoslovakian language
- Added Attendance support for alarm output - first/last person activate/deactivate Output 1 (Aux 1).
- Minimum web access password length increased from 6 to 8 chars.
- Added option for automatic backup on USB drive at 23:00 if any changes are done since last backup.

Version 2.60 (01/03/2023)
Added support nor new CPU on newer models.

Version 2.55 (27/01/2022)
- In System options is added possibility to delete user events after defined period.

Version 2.53 (15/11/2021)
- Display the doors in alphabetical order è see new field "Group" in the door properties
- Being able to cancel the current free period è the relock command now cancels the current free period
- Tested with Gen 2 readers

Version 2.52 (05/05/2021)
- New column in the list of users which indicates the date / time of the last authorized access.
- The categories are displayed in alphabetical order in the drop-down lists.
- It is possible to read the status of the auxiliary inputs and outputs and to control them from the web service.
- If the keypad code has a fixed length, it is checked that the codes do not exceed this length.
- Timed APB will reset when user use the exit reader.
- Possibility of downloading the last internal backup via the web service.

Version 2.50 (16/06/2020)
- Added support for fingerprint reader B100P-RS-EH
- No longer is needed to log in to reach the home page of a slave from the master supervision page.
- For each door, choice of the type of access to display suitable images on the home page: door, barrier, tripod, terminal, etc.
- The number of fixed holidays is increased to 20.
- Possibility of choosing when the door release relay should switch off when the door opens: directly, after 1.5s or at the end of the waste time.
- In the connection test email, the WS4 indicates whether there is a new version available.
- The procedure to connect with the default password is completely revised.  Detailed explanation is in the integrated help.
- If password is forgotten, there is a link on the login page which displays the help about how to reset the password.