Supplement dated April 27, 2026

to the Prospectuses dated March 1, 1996 (each a “Prospectus”), as supplemented, for:

Account A

Account B
Issued by Massachusetts Mutual Life Insurance Company

THIS SUPPLEMENT MUST BE READ IN CONJUNCTION WITH YOUR PROSPECTUS.
PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE.

This supplement amends certain information in the above-referenced Prospectuses:

Fund Name Change

Effective April 24, 2026, the following fund was renamed:

If you have questions about this supplement, or other product questions, you may contact your registered representative, visit us online at www.MassMutual.com/contact-us, or call our Administrative Office at (800) 272-2216 (8 a.m.–8 p.m. Eastern Time).

For more information about the fund, read the fund prospectus. Prospectuses are available by going to www.MassMutual.com.