If the member has a load on it then the Origin and the Terminal values will be disabled.
You can change 'b','D','alfa' and rotational degrees of freedom.
For other variables please read help on 'New Member'
Hold down [ctrl] key and Click on Edit Member.
Following panel will be visible.
Click on pi/2 to set alpha = 90 of all vertical members.
Enter value=0 to set alpha=0 of all vertical members.
Click ok.
Hold down [Alt] key and Click on Edit Member
Following message will be visible.
Click OK
If you Click on joint of desired vertical member in plan views.
Following message will be visible.
Click on pi/2 to set alpha = 90 of selected vertical members.
Enter value=0 to set alpha=0 of selected vertical members.
Remove all Moment Releases
Hold down [shift] key and Click on Edit Member.
Following message will be visible.
Click OK.
All the members are now restrained.