How to find .ini files?
1. Please search .ini on your computer and then you can find it
2. If the way above cannot help you find it, please access to disk C--Users--User Name(Here give an example,I login computer with the name of Hansister, so the directory is C:\Users\Hansister), then typed in \AppData manually and press Enter

You will find the Roaming folder, then access to it,

Find EfficientPIM(here take EfficientPIM as an example) folder and access to it, then you will get the .ini file(LoginInfo.ini and XXX.ini)
This article is suitable for EfficientPIM, Efficient Man's /Lady's Organizer, Efficient Reminder, Efficient Address Book, Efficient Notes, Efficient Diary, Efficient Password Manager, Efficient Calendar, Efficient To-Do List, and Efficient Sticky Notes.

