Radioddity GD-77 firmware v4.3.3

Radioddity · Released May 7, 2002 · First seen Sep 6, 2026

Source: radioddity.com

v4.3.3 is not the latest firmware for the Radioddity GD-77: the current version is v4.3.9 (December 17, 2021). Go to v4.3.9

In short — summary by updatemystuff.com

Added contrast adjustment and default contact selection per channel; fixed transmission/reception failure on upgrade.

  • Contrast adjustment option
  • Contacts can be set as default for specific channels
  • Fixed transmission/reception failure after upgrade

Written from Radioddity's release notes, which are printed in full below.

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What's in this update

  1. Adjust contrast.
  2. Add contact - add a selection of adding the attribute
  3. Add contact - add a selection of whether to add it as the default contact of the current channel
  4. Existing contact - a​dd a selection of whether to add it as the default contact of the current channel
  5. Fix bug (when upgrade firmware from an old version, the radio cannot transmit or receive )

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Other versions for this product

See the full firmware history for the GD-77