Google SEO
Best practices — web.dev
How should touch targets be sized?
Aim for buttons and links at least 48 by 48 pixels, with sufficient spacing to reduce accidental taps on mobile.
Further analysis
Use this entry as an audit checkpoint. The cited source establishes the context; the direct answer identifies what to check before choosing an action.
In SFT, this topic relates to Trust. Check whether the signal is visible on the page, connected to the rest of the website and supported by understandable evidence.
Related search terms include touch-target size, mobile accessibility. Use them to describe the issue in a brief, audit or answer page.
Applying SFT
Trust requires observable evidence: sources, consistency, citations, identifiable authors and verifiable claims.