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18 months release lifetime for security updates one release every 9 months for a release 2 updates after 6 months each F29.1: XXX F29.2: XXXXXX F30.0: XXXXXX F30.1: XXXXXX F30.2: XXXXXX F31.0: XXXXXX F31.1: XXXXXX F31.2: XXXXXX F32.0: XXXXXX F32.1: XXXXXX F32.2: XXXXXX F29: ---U----- F30: X-----U-----U----- F31: X-----U-----U----- F30: X-----U-----U----- Month 1: X REL F30.0 Month 2: DEV F29.2 Month 3: QA F29.2 Month 4: X-1³ REL F29.2 Month 5: DEV F30.1 Month 6: QA F30.1 Month 7: X² REL F30.1 Month 8: DEV F31.0 Month 9: QA F31.0 Month 10: X+1 REL F31.0 (F29.x EOL) Month 11: DEV F30.2 Month 12: QA F30.2 Month 13: X³ REL F30.2 Month 14: DEV F31.1 Month 15: QA F31.1 Month 16: X+1² REL F31.1 Month 17: DEV F32.0 Month 18: QA F32.0 Month 19: X+3 REL F32.0 (F30.x EOL)