how to registe SecureCRT on centos

[m9941102]

hello,everyone

i have a pc with centos6.2, now i have installed SecureCRT, and EVE-NG-Client-Pack,
when i open a topology with Chrome, i click the icon of device,
the window of SecureCRT occur, but all windows of SecureCRT are separeted, now in a window
as follows ,how can i do ?

[Uldis (UD)]

check your CRT golbal cofig file

To enable the single instance setting, you can open the global.ini
file with notepad and change the following line from:

D:"Single Instance"=00000000
to
D:"Single Instance"=00000001

[m9941102]

hello,friend ,i am not expert in centos
can you tell me the detail of global config file of SecureCRT?
how can i find the global config file ?
thank you very much
regard

[m9941102]

hello,friend, i have mail: freebird2992@163.com

i want talk with you ,thank you
regards