Plymouth custom theme

[Mohamed aboulazm]

I need to make custom intro on my bigtreetech cb1 when i try plymouth some time give me error and sometimes the system startup normally as normal Plymouth without pics only 3dots in middle of screen 

i want examples or guidelines to make it 

and when i make update to initremfs files it’s give me error such as error to create hard link 

what I should i do 

[Werner]

moved