Lightspeed OnSite keeps crashing
You may experience this issue if the server is connected to the network via WiFi. Ideally all computers will be connected through ethernet but it is recommended to at least connect the server computer with a cable to the network and leaving WiFi off like so: 
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Genius is not working or is disconnecting
On the Genius terminal type 000 and press the green button, enter the password 9416557, jot down the IP address then press the red button to go back to idle screen. Back in Lightspeed OnSite go to Tools menu then go to Setup > Basics > Payment ...
Lightspeed Onsite Email Receipts
You can configure OnSite with your mail server details so that you can send email receipts from the POS. The outgoing mail server can be the one you use for your store’s email and website, or it can be another email service such as Gmail. To ...
Locked out of account (Lightspeed OnSite)
Lightspeed will automatically lock a user out of Lightspeed after 5 unsuccessful login attempts, OnSite will disable or lock a user account for 30 minutes for security reasons. We get it, it's the worst. Luckily you have a few options: If your ...
What browser should I use with Lightspeed Retail?
We recommend using Firefox for use with Lightspeed Retail, please click here to download it.
Returns from Shopify in Lightspeed
When someone returns an item on Shopify, a return invoice should be created inside of lightspeed. You would apply the "Shopify" payment method to that return. If an invoice is not automatically created, you can find the original sale in Lightspeed ...