[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [ServiceWorker](./puppeteer.protocol.serviceworker.md) > [ServiceWorkerRegistration](./puppeteer.protocol.serviceworker.serviceworkerregistration.md) > [isDeleted](./puppeteer.protocol.serviceworker.serviceworkerregistration.isdeleted.md) ## Protocol.ServiceWorker.ServiceWorkerRegistration.isDeleted property Signature: ```typescript isDeleted: boolean; ```