[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Accessibility](./puppeteer.protocol.accessibility.md) > [AXValueSource](./puppeteer.protocol.accessibility.axvaluesource.md) > [superseded](./puppeteer.protocol.accessibility.axvaluesource.superseded.md) ## Protocol.Accessibility.AXValueSource.superseded property Whether this source is superseded by a higher priority source. Signature: ```typescript superseded?: boolean; ```