Freezer storage time affects quality, not safety in the same way as fresh food. Still, the longer cream cheese sits in the freezer, the more flavor and texture can drift.
For best quality, aim to use frozen cream cheese within about 1–2 months. Past that, it can still be edible, but you may notice more dryness, separation, or a slightly dulled flavor.
If you portion it well and keep it sealed tightly, you’ll generally get better results sooner rather than later. Label your freezer bags with the date you froze the cheese so you don’t end up with a mystery block in January.