#748 | crosswords.lol

1a Nifty device (11)
9a Commotion (3,3,3)
10a Organised (3)
11a Folded back part of coat collar (5)
13a Enormous (7)
14a Length of step (6)
15a Halfway (6)
18a Puzzle (7)
20a Rigged (5)
21a Stop (3)
22a A good one stops to help (9)
24a Shocking — tea in salons (anag) (11)
2d Be in arrears (3)
3d Messy (7)
4d Financial gain (6)
5d Deep chasm (5)
6d Filing system (4,5)
7d Bertrand Russell, for instance (11)
8d Self-governing (11)
12d Tip grader (anag) — bird (9)
16d Conflagration (7)
17d Not liable (6)
19d Continues (5)
23d It could be high or cream (3)