Invert bit

[nikolicabocin]

Hi folks, need a help ... Currently i am working my new project in Unitronics vision oplc ide (version 9.8.65), this is my first time to use Unitronics plc .

I have 2 questions:

1. Does in HMI exist options, invert bit for button

2. Yesterday i download my new software on plc(i worked upgrade old software, which is writed in an old version), he ask for  update curently softwar with the newest version, and i agree. Now i can't see words on my panel ?

 

 

Best regards,

Nikola