497 1 a497vlsuppaccumfvlipflxsvu.htm 497 Document


Principal Life Insurance Company Variable Life Separate Account

Supplement dated August 23, 2023
to the Prospectuses and the Updating Summary Prospectuses
dated May 1, 2023 for:

Principal Variable Universal Life Accumulator
Principal Flexible Variable Life
PrinFlex Life
Principal Survivorship Flexible Premium Variable Universal Life

This supplement updates information contained in the Prospectuses and Updating Summary Prospectuses referenced above. Please retain this supplement for future reference.
APPENDIX - UNDERLYING FUNDS AVAILABLE UNDER THE POLICY
Delete the rows for American Century VP Ultra - Class I and American Century VP Value - Class II in the table and replace with the following:

Fund Company and Fund Name and ClassFund TypeAdvisor/
Sub-Advisor
Current Expense RatioAverage Annual Total Returns
1 yr5 yr10 yr
American Century VP Ultra - Class I*Large US EquityAmerican Century Investment Management, Inc.0.75%(32.38%)11.10%14.12%
American Century VP Value - Class II*Large US Equity0.86%0.31%7.68%10.41%