Up until he died, anyway, after which William Shakespeare continued to write his plays, like the others in his own name, including King Lear, MacBeth, Antony and Cleo, The Tempest, and Henry VIII.
Read “Shakespeare by Another Name” by Mark Anderson.
I personally don’t care who wrote the plays. I have no emotional investment in the authorship nor do I own a souvenir shop on Stratford-upon-Avon.
The author makes a very compelling, almost irrefutable case, that de Vere was the author.