How do I switch from integrated gpu to nvedia gpu

[csAshish]

[0 Intel(R) UHD Graphics 630] queueC=0[1] queueG=0[1] queueT=0[1]
[0 Intel(R) UHD Graphics 630] bugsbn1=0 bugbilz=3 bugcopc=0 bugihfa=0
[0 Intel(R) UHD Graphics 630] fp16-p/s/a=1/1/1 int8-p/s/a=1/1/1
[0 Intel(R) UHD Graphics 630] subgroup=32 basic=1 vote=1 ballot=1 shuffle=1

When upscaling images it only uses integrated gpu I want to use my gtx 1650 how do I switch this?