clearblue origional and advanced

Hi i took origional ovulation test and the advanced one together this morning both show neg result. I tested on both the orgional and advanced this afternoon the orgional says 0 still same as this morning but the advanced had shown smiley face this peak fertility. My question if was neg this morning and smiled now which result do i believe, also would this work on origional aswell having same result despite it hasnt and lastly this shows im peak after 2 days using i thought it show 4 days so what happens now why didnt i yesterday get high reading but negative..