https://www8.garmin.com/support/downloa ... p?id=14639
eTrex Legend/Vista H software version 2.80
as of March 6, 2019
(2.62 MB)
Changes made from version to 2.80:
Fix incorrect time date issue
eTrex Legend/Vista H software version 2.80
Re: eTrex Legend/Vista H software version 2.80
Use Garmin Express to install this file 
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Oregon 700, Vivofit 4, Vivoactive.
GPS 100/50/75/45/40/90/38, 12XL, eMap, 20 x eTrex, GPS V, Geko 101/201/301, GPS 60/72H/76CSx, GPSMAP 60/60C/60Cx/60CSx/220/295, Colorado 300, Dakota 10/20, Oregon 400t/450t, Montana 600 enz.
GPS 100/50/75/45/40/90/38, 12XL, eMap, 20 x eTrex, GPS V, Geko 101/201/301, GPS 60/72H/76CSx, GPSMAP 60/60C/60Cx/60CSx/220/295, Colorado 300, Dakota 10/20, Oregon 400t/450t, Montana 600 enz.