Office Web Apps after patching (install PDF online Browsing) Error resolved

Recently in order to be able to let PDF online review, so installed 460287_intl_x64_zip.exe This OWA hotfix, after installation, found that OWA hangs, after a search, found to reconfigure OWA:

1. Configure the OWA Farm on the OWA machine

Import-module officewebappsnew-officewebappsfarm-internalurl  "OWA Server FQDN"-allowhttp-editingenabled  - Confirm: $false

2. Configure the binding on a SharePoint machine

Add-pssnapin Microsoft.sharepoint.powershell-ea 0
Remove-spwopibinding–all: $true-confirm: $false
$server = "OWA server FQDN" New-spwopibinding-servername $server-allowhttp
Set-spwopizone–zone "Internal-http"-confirm: $false

$a = new-spuserlicensemapping-securitygroup "Domain Users" –license officewebappsedit
$a | Add-spuserlicensemapping
Enable-spuserlicensing-confirm: $false

Office Web Apps after patching (install PDF online Browsing) Error resolved