It depends on the printer’s age, condition, repair cost, and how frequently you use it. If the printer has a minor issue such as a paper jam, worn rollers, connectivity problem, or clogged print head, repairing it can be more cost-effective. However, if repair costs are close to the price of a new printer, the device has repeated hardware failures, or replacement parts are difficult to find, buying a new printer may be the better option.

Source: https://devicefixes.com/blog/printer-repair-vs-replace/