Why does Quicken record my reminder every two years, instead of every year?
Has this reminder ever been defined as a monthly reminder or with some other time period greater than 1 unit?
There may be a little bug in the reminder setup for Yearly reminders not correctly implying "Yearly, every 1 year(s)", especially if the reminder used a different frequency before, with a "every [x] …" with x greater than 1
Please try this: Change the reminder to Monthly, every 1 month. Save. Change the reminder to Yearly. Save. It should work now.
If it keeps on misbehaving, change the reminder to "Monthly, every 12 months".