Solved
Sims phone
I got mods for more apps on the phone in sims 4, but they aren't showing up. I've seen many people have a little slider or dots on the bottom of the phone which makes them able to have more apps, and...
The dots on the bottom for more pages is a game feature. It appears when you have more apps that would show because you have more game packs.
If you have mods for more apps and they aren't showing up, it's not going to be because you need a new tool to make more pages. It's going to be because either you're missing requirements for the mods (other mods they require or packs they require) or because those mods are broken. Start at Previously Broken mods and CC
