What offline actually means
Offline does not always mean the printer is broken. It means the computer cannot currently complete a valid communication path to the printer. The printer may be powered on while the operating system is pointing to an old IP address, a disconnected USB port, a paused queue, or a driver instance that no longer matches the device.
Treat offline as a broken communication path first, not as proof of hardware failure.
Start with the physical and network path
Check power, cable seating, Wi-Fi status, and whether the printer has an IP address. If it is a network printer, confirm that the computer and printer are on networks that can reach each other. A printer connected to guest Wi-Fi, a different VLAN, or an old router address can appear healthy on its screen while remaining unreachable from the computer.
Clear the print queue before reinstalling everything
A stuck job can block the queue and make later jobs look like a connectivity problem. Cancel old jobs, restart the print spooler if necessary, and make sure the printer is not manually set to Pause Printing or Use Printer Offline. These checks are faster and less disruptive than immediately removing drivers.
Recreate the connection only after simple checks fail
If the printer still cannot be reached, remove the stale printer instance and add it again using the correct USB path, hostname, or current IP address. Then update the vendor driver if needed. For recurring network-printer problems, a reserved IP or stable hostname is often more useful than repeatedly reinstalling software.
Key idea
Troubleshoot from the simplest layer outward: power and connection, network reachability, queue state, then driver and device configuration.