The listing title limitation for published listings on Booking.com is 3-255 characters. If a title is created with over 255 characters, the listing will not be published. To complete the publication process, edit the title to 255 characters.
This character limitation does not apply to listings that are linked to Booking.com.
Tip:
To understand what data is synched between Guesty and Booking.com for linked listings compared to published listings, see this Help article.
