Font:-

• Go to Android Studio
• Open Assets->font
• Add your font file in font directory (.ttf, .otf)
• add font name in array Go to res -> value -> array.xml

Stickers:- (For Old Version)

• Goto assets folder
• open stickers folder
• Add stickers (Must sticker name is numeric like 1.png, 2.png, 3.png, and all images must be png)
• add a name in ArrayList in the Config.java file