Resolution

Navigate to the database server
Open SQL Server Management Studio (SSMS)
Connect to the appropriate SQL instance
Navigate to SQL Server Agent > Jobs
Right-click on the Nightly Backup and Maintenance Plan and if available, select Enable, select Disable if looking to disable the maintenance plan.
1. If only Disable is available proceed to the next step
Right-click on the Nightly Backup and Maintenance Plan and select Properties
1. Select Schedules
2. If the schedule is not enabled, double-click on the schedule
3. Check the checkbox next to Enabled and click OK
4. If the schedule is already enabled, proceed to the next step
Open File Explorer and navigate to This PC
1. Ensure that the backup drive has enough space available for backups to occur

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