Restart wifi adapter on laptop after waking from sleep. Solution to some strange driver bug on win7 x86 Intel n7620 wifi card. Auto run on wake up with Task Scheduler: On Event > System > Kernel-Power > 42

RestartWifiAdapter.ps1

# Get the network adapter object
$adapter = Get-WmiObject -Class Win32_NetworkAdapter | Where-Object {$_.Name -eq "Intel(R) Wireless-N 7260"}

# Disable it
Write-Host -nonew "Disabling Network Adapter $($adapter.Name) ... ";
$result = $adapter.Disable()
if ($result.ReturnValue -eq -0) {
    Write-Host "Success.";
} else {
    Write-Host "Failed.";
}
 
# Wait 2 seconds
Start-Sleep -s 2
 
# Enable it
Write-Host -nonew "Enabling Network Adapter $($adapter.Name)... ";
$result = $adapter.Enable()
if ($result.ReturnValue -eq -0) {
    Write-Host "Success.";
} else {
    Write-Host "Failed.";
}

# Wait 2 seconds
Start-Sleep -s 2

$NICs = Get-WmiObject -Class Win32_NetworkAdapterConfiguration | Where {$_.IPEnabled -eq "TRUE"}
Foreach($NIC in $NICs) {
    Write-Host -nonew "Enabling DHCP... ";
    $NIC.EnableDHCP()
    $NIC.SetDNSServerSearchOrder()
}