what is the ruling of following the four Madhabs?

أهل - الحديث - حديث شريف - محمد - صلى الله عليه وسلم - قرأن كريم


Alot of people especially in the west are facing a new challenge regarding Following the Islamic schools of thought or Madhaabs, is it permisible or not? isn't the duty to follow the Prophet? is the Salaf way in the Hanbaly Madhab?
you may find an answer in these papers

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