chahk , 17 days ago (edited 17 days ago) With max shutter speed (looks to be 1/8000 on your D7500) try following your subject while shooting (a.k.a. panning), and you should get nice motion blur on the background like this: https://static.wixstatic.com/media/4af1e0_0c4400474dff4f94a8873a2d235b1139~mv2.jpg/v1/fill/w_1280,h_720,al_c,q_90/4af1e0_0c4400474dff4f94a8873a2d235b1139~mv2.webp https://digital-photography-school.com/6-tips-master-panning-photography/ Also to keep in mind that many consumer grade lenses get soft at their max zoom levels.
With max shutter speed (looks to be 1/8000 on your D7500) try following your subject while shooting (a.k.a. panning), and you should get nice motion blur on the background like this: https://static.wixstatic.com/media/4af1e0_0c4400474dff4f94a8873a2d235b1139~mv2.jpg/v1/fill/w_1280,h_720,al_c,q_90/4af1e0_0c4400474dff4f94a8873a2d235b1139~mv2.webp
https://digital-photography-school.com/6-tips-master-panning-photography/
Also to keep in mind that many consumer grade lenses get soft at their max zoom levels.