help me please
can you tell me the location fo all crimson sphere I've tried to look at the walkthrough but my PC is slow (i think I want to modify it ) please tell me the location please . can you?

Sphere 1-Chap. 3 -Can be found on the ground in Vegnagun's room after clearing the area.

Sphere 2 -Chap. 3 -Received directly after defeating Ixion.

Sphere 3 -Chap. 3 -Received directly after defeating Ixion.

Sphere 4 -Chap. 3 -Available in a chest in leblanc's treasure room within the Chateau

Sphere 5 -Chap. 4 -Received from Leblanc after the 1000 Words concert.

Sphere 6 -Chap. 5 -Available to obtain from a man on entering Cloister 0 in Bevelle.

Sphere 7 -Chap. 2 -Received by visiting the Den of Woe after the chocobo event on the Mi'ihen Highroad. (regardless of your Alliance with Youth League)

Sphere 8 -Chap. 5 -Received from completing Cloister 20 in Bevelle.

Sphere 9 -Chap. 1 -Received upon reaching the Den of Woe during the Foggy Fiend Frenzy Mission on Mushroom Rock Road.

Sphere 10 -Chap. 2 -Received upon attempting to find it in Ormi's room without Chateau Leblanc during the infiltration of Syndicate's hideout.

I'll just add that:

Spheres 2, 3, 10 - received automatically

Spheres 1, 5, 7, 9 - make sure to get them specifically during those chapters or there's no going back for them until New Game Plus (And if you start New Game Plus, you'll have to regain any others you got as well.)