# P2P (peer-to-peer) App Updates
**Peer-to-peer (P2P) App Updates** is an experimental feature that allows you to share and receive newer versions of the Mapeo app by connecting to other Mapeo devices via Wi-Fi (no internet connection required).
When updating the Mapeo app version in this way, **NONE** of your Mapeo data (observations, configurations, or maps) is shared between devices.
To search for and share Mapeo app updates between Mapeo Mobile devices, both smartphones must:
* have the P2P App Updates feature enabled
* have Mapeo open to the **Synchronize** screen
* be connected to the same Wi-Fi network
### Turn on the P2P App Updates feature
To use this feature, you will need to enable it within the **Experiments** menu. To do so, tap the 
**Observations list** button, then tap 
**Settings**, and select **Experiments**. Select **P2P App Updates,** then check the box to **Use P2P App Updater**.
 
### Check for available updates
Once you have enabled the P2P App Updates feature, you will be able to use it on the 
**Synchronize** screen.\
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To search for and share Mapeo app updates between Mapeo Mobile devices, both smartphones must have the P2P App Updates feature enabled, have Mapeo open to the **Synchronize** screen, and be connected to the same Wi-Fi network.
If a newer version of the app is available from another Mapeo device on the network, the update will be automatically downloaded.
(If your device has a newer version than other devices the network, you will see the message "Sharing app updates with other devices.")
### Install app update
To install the newer version of Mapeo, wait until the download completes, then tap **INSTALL** on the **Synchronize** screen.
### Allow installs from Mapeo
After tapping **INSTALL**, you may see a security pop-up window saying that your phone is not allowed to install apps from this source.
To enable Mapeo to install updates, tap **Settings** in the pop-up window and toggle the switch to **Allow from this source** in the following Android Settings screen.
Tap the 
**Back** button to return to Mapeo and confirm that you would like to install the update.
### Reopen Mapeo
When the installation is complete, Mapeo will close automatically. When you re-open Mapeo, you will see an update confirmation window. Tap **OK** to close the window and start using the new version of Mapeo.
