WSJT-X 2.0.1 is a bug fix release including the following defect repairs reported since the v2.0.0 GA release.

• Remove startup message about importance of upgrading to v2.0.
• Relax ADIF log file parsing to allow garbage between records and records with no DX callsign
• Fix bug that prevented retention of power and comments in Log QSO window
• Updates to User Guide
• MSK144 frequency defaults to 50.260 in IARU Regions 2 and 3
• Remove hexadecimal RGB values from color-configuration panel
• Fix a bounds error by not executing Fox-related code when not in Fox mode
• Allow the logQSO dialog to modify "Exch Sent" or "Rcvd" when operating in RTTY or NA VHF Contest mode, and to have any changes flow through to N1MM Logger.
• Fix several problems in handling hashed callsigns
• More rigorous quality checking of WSPR decodes from the OSD algorithm
• Fix bug that prevented recevied signal reports from compound callsigns to be logged
• Improved recognition of callsigns with /P or /R suffixes
• Do not waste time trying AP decoding of nonstandard callsigns
• Make OSD decoding work with WSPR "type 2" messages
• Retain in Tx6 message field any CQ messages like "CQ xxxx K1ABC FN42", where xxxx is 1-4 letters or 1-3 digits
• Optional key bindings for F1 through F5, especially for contest use
• Include grid in Tx1 messages with hashed callsign, for example "<DF2018ARDF> K1ABC FN42"
• Better formatting for the files ALL.TXT and ALL_WSPR.TXT
• Correct a flaw in validating contest exchange data when logging
• Option to always start new decode periods at top of Band Activity window
• New command "Erase WSPR hashtable" on the File menu
• Improved validation for ARRL RTTY RU and FD exchange fields
• UDP Reference applications join a multicast group on all available multicast capable network interfaces
• Minor code changes to support Qt versions >=5.10
• Changes to support x64 Windows builds in preparation for Qt v5.12
• Add "ADIF Export ..." to Fox Log's contextual popup menu
• Use ARRL-required names for VHF+ bands in exported Cabrillo log
• New utility program rigctlcom-wsjtx (from Hamlib)
• Remove temporary FT8 working frequencies from default frequency list
• UDP protocol's Clear (3) message is made two-way, for better communication with DX Lab Suite applications
• Reset QSO start time when aborting a QSO or clearing messages by ESC or F4
• Correct a logging issue in Fox's ADIF log when Fox sends RR73 to more than one Hound in the same Tx sequence.