---
url: /api/symbols/unplugin-pwa-vite/dev/prepare-register-sw/prepareregistersw.md
---

# prepareRegisterSw

Function @unplugin-pwa/vite/dev/prepare-register-sw

```ts
prepareRegisterSw(ctx: VitePWAPluginContext<any, any, any>): Promise<void>
```