I cannot use my printer. It is not recognized by
Please edit your question. Usually LO does not recognise a printer by itself but uses whatever printer is configured in the OS. Therefore you should mention your OS name (and LO version as usual) and tell if other applications can see the printer.
Note you’re on the international LO site (English mandatory). If you prefer to use French, ask your question on the French leg at https://ask.libreoffice/fr/questions
Please do not use Add Answer but edit your original question to enhance the details of your question (answers are reserved for solutions to a problem on this Q&A site).