Yes, you can still apply for other jobs even if you are currently working at McDonald's for 6-7 hours a day and not every day. It's important to consider your schedule and workload to ensure that you can manage multiple jobs effectively without compromising your performance at either job. When applying for a new job, make sure to communicate your availability and existing work schedule to potential employers to avoid any conflicts. Balancing multiple jobs can be demanding, so it's essential to assess your capacity and commitments before taking on additional work.