---
title: "refresh | Mobile sdk | Mobile sdk android | Android"
description: "refresh"
---

> For AI agents: a documentation index is available at [/llms.txt](https://docs.maptiler.com/llms.txt). Markdown versions of all pages are available by appending .md to any URL.

# refresh

suspend fun [refresh](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.offline/-m-t-offline-pack/refresh/)(useBackground: [Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html) = false)

Refreshes an expired pack, validating or updating its resources and resetting its expiration limit.

#### Parameters

useBackground

If true, the download will be enqueued in a background service (via WorkManager).