Friday Cryptic

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Across
  1. 2. Magical creature hidden within oneself (3)
  2. 4. Posh hero,lip. confused? This one's a "thinker" (11)
  3. 8. Bird hidden amongst fowl (3)
  4. 11. Cherished beginning with tree resin creates room (7)
  5. 14. You are searching for answers (6)
  6. 15. Wizards do it for Orlando sports team (5)
  7. 17. Go bravely initially, allow for chalice (6)
  8. 18. Curious person holds offspring in jail (8)
  9. 19. Rat found in School's nit check (6)
  10. 21. A late night initially with burner illuminates Northumberland town (7)
  11. 23. Skirt combo strangely held onto when cleaning (10)
  12. 26. Dark Cloud with sun about containing infrequent mild bursts intially (6)
  13. 30. Arm yourselves hiding force (4)
  14. 31. Oran holds most of docterate without parents (6)
  15. 33. Famous London sidekick is an actor (6)
  16. 35. At Dummbledore's word, hides weapon (5)
  17. 36. Stand next to most of naked reptile (5)
  18. 37. Greatest sales person provides popular book (4,6)
  19. 38. Harass William's brother (5)
  20. 40. Bunny in crop runs alternatively to fictional creature (7)
  21. 41. At first she put everything low level for a time (5)
  22. 45. No legal confusion for this vessel (7)
Down
  1. 1. Burgled confused scrounger who avoids work (7)
  2. 3. Designation behind trip with new teamates initially providing competition (10)
  3. 5. Nothing initally within cost for Royal role (6)
  4. 6. Frequent place where students relax (6,4)
  5. 7. Half of door with red reversed instruction (5)
  6. 9. Spell maker, It is in West Castle Hall initially (5)
  7. 10. He dons women's clothes becoming fierce creature (6)
  8. 12. Ego let spirit strangley produce ghost (11)
  9. 13. On top, I oddly make elixier (6)
  10. 15. Sin I'm back attempting government role (8)
  11. 16. Lord in back is dark (5)
  12. 20. Sanctify all who confuse (6)
  13. 22. Mythical beast found where Harry is lost scoffing food (8)
  14. 24. Monarch is angry that trains depart from here (5,5)
  15. 25. CD user rudely is foredoomed (6)
  16. 27. Downcast in a huff (5)
  17. 28. Repairs car concealing old damage (4)
  18. 29. Dawn is confused - it's not just a stick! (4)
  19. 32. Snooker player with drug they effectively remove initially (6)
  20. 34. All Everyone Yearns initially is a passageway (5)
  21. 39. Challenge two of them (2)
  22. 42. Iphone X is scrambled from the fire (7)
  23. 43. Go blind hiding mythical creature (6)
  24. 44. Some Chaplin provides weapon for charisma (5)