Apart from the nest trader terminal on your desktop, you will also have access to the Kotak Securities neo mobile app.
While Keat Pro and Kotak stock trading app won't be accessible after you switch to Neo, you will be able to access your account on Kotak Securities website- www.kotaksecurities.com only for non-trading requirements and service requests.
Note - The login ID and password for nest trader terminal, neo mobile app and Kotak securities website - www.kotaksecurities.com are not the same.
Enter your respective user ID and password for www.kotaksecurities.com and 'Do not enter the Access Code' after you have switched to Neo.
All your order and trade related activities can be accessed only from nest trader terminal and neo mobile app.
To set up your Neo account follow the instructions here.
To set up your Nest account follow the instructions here.