The answer to 'signs of architectural shingles damage' is that common signs include curling, cracking, or missing shingles, as well as granule loss. Architectural shingles are designed to be more durable than standard asphalt shingles, but they can still become damaged over time due to weather, age, and other factors.
Curling shingles can indicate that the shingles are reaching the end of their lifespan, while cracked or missing shingles can allow water to penetrate the roof and cause leaks and other damage. Granule loss is also a common sign of wear, as the granules on the shingles help protect them from UV rays and other elements.