Voir :https://support.hpe.com/hpesc/public/docDisplay?docId=sf000057375en_us&docLocale=en_US

Resolution Please use below screenshots/steps to upgrade firmware of Procurve (or any other) switches using IMC.

Login to iMC, go to **Service -> Configuration Center -> Software Library**
Check if required firmware file is available in library. If not, use **"Add"** button to load firmware file in IMC. If available, select the file and click on **"Deploy"**
Click on **"Select device"**, browse using type or IP address. Select appropriate device.
Device will be visible under the list. Use appropriate one or more device types.
Click **next**, it checks and shows if sufficient space is available in memory.
Under **"Set task attributes"**, give any name or it will take automatic one. Schedule time or select **"Immediately"**.
Verify summary of the task and click **"Finish"**
Select task and click "Execute" if required
Once the task is executed successfully, check firmware on device.