This is the most normal RAM hack you can find here.
I recommend writing about problems to me in private messages, I will fix it.
execute=paper.jar
args=nogui
jvm.args=-Xms4G -Xmx4G
execute - jar which will run
args - jar file arguments
jvm.args virtual machine (before -jar)
Plugi: UltraMenu
Plugin url: https://www.spigotmc.org/resources/ultramenu-ping-menu-%E2%80%A2-animations-%E2%80%A2-placeholderapi-support.27856/
Price: 9,99 EUR
Top plugin on the server. Animation of text, objects, etc.