What size should I have for my hero banner - should I upload as an image, or slideshow etc?

Topic summary

Choosing an optimal hero banner (prominent top image) size and format, and whether to use a single image or a slideshow, with a focus on mobile and desktop optimization.

Context:

  • Shopify store on the Debut theme; slideshow currently hidden while issues are resolved.
  • Store URL provided: walkalloverme.co m.au.

Key concerns:

  • Ensuring the hero banner displays well on both mobile and desktop.
  • Deciding between a static image and a rotating slideshow.

Recent update:

  • A respondent requested a screenshot to diagnose and provide specific guidance.

Status:

  • No recommendations or technical details yet; assistance is pending until screenshots are shared.
  • Discussion remains open with unresolved questions about ideal dimensions and implementation across devices.
Summarized with AI on February 23. AI used: gpt-5.

AND how ON EARTH do I make it optimized for both mobile and desktop??
My URL is walkalloverme.com.au - I have debut theme, and currently have the slideshow hidden until it’s fixed.
Please help!

@walkalloverme ,

can you please provide screenshot