See Mobile UI Rules and configure the following field values.

Tabelle : 1. Mobile UI Rules

Field	Description
Condition	For the Condition field, specify text_02=sysId, where sysId indicates the the sys_id of the new Favorite Content Type record. This rule applies only to the favorite items that belong to this content type.
Parent	My favorites (without image)
Parent Table	Mobile View
Trigger	OnLoad

Tabelle : 2. Mobile UI Rule Action

Field	Description
Target	text_01
Operation	Set UI Style
Value	Example JSON{ "TextDecorator":{ "Type": "Font", "FontName": "now-mobile-icons", "Value": "f15c", "FontColor": "#333E3F" } }

When the content configuration associated with this content type can have images to render on the favorite card, create another record with the parent value as My favorites (with image)

See Create a function and function instances and configure the following field values.

Tabelle : 3. Mobile Function

Field	Description
Table	Favorite (App Use) [sn_ex_sp_st_favorite].
Conditions	Add appropriate conditions so that this function only applies on desired content types.
Parent	Set the table name to sys_sg_master_item and document to My favorites (without image).