The brand is visually indistinguishable from competitors
If new players have entered the niche over the years and they all look roughly like you — same blue gradient, similar font, similar layout — recognition gets diluted. It's especially obvious when customers mix you up with a competitor in messages or reviews.
The audience or positioning changed, but the visuals didn't
A company grew from local to national, shifted its audience from B2C to B2B, added a premium line — and the logo and identity are still stuck at "we did it quickly at launch." The mismatch between who you are now and how you look reads to customers almost instantly.
The logo technically breaks on new touchpoints
A mark with fine detail turns into mush on a favicon or a social avatar. If a brand moved into digital but the logo was only ever designed for print a decade ago, that's a technical problem, not an aesthetic one — and it genuinely hurts marketing.
The style has drifted internally
Different teams or contractors use different shades of the "brand" color, different logo versions, different fonts in decks. That's a sign not that the logo is bad, but that there are no locked-down rules — sometimes the fix isn't a redesign, just an actual brand book.
What isn't a reason for a redesign
Being personally tired of your own logo isn't an argument if the business and audience haven't changed and the style isn't hurting anything yet. A redesign for its own sake burns budget and risks losing accumulated recognition. Worth asking honestly: is it actually hurting the business, or do you just want a change?