diff --git a/po/cs.po b/po/cs.po
index ea84ec102f..8fc9edac64 100644
--- a/po/cs.po
+++ b/po/cs.po
@@ -7,7 +7,7 @@ msgstr ""
 "Report-Msgid-Bugs-To: translators@phpmyadmin.net\n"
 "POT-Creation-Date: 2019-12-23 15:36-0300\n"
 "PO-Revision-Date: 2020-05-10 19:28+0000\n"
-"Last-Translator: Petr Duda <petrduda@seznam.cz>\n"
+"Last-Translator: Oldřich Strachota <oldrich.strachota@gmail.com>\n"
 "Language-Team: Czech <https://hosted.weblate.org/projects/phpmyadmin/4-9/cs/>"
 "\n"
 "Language: cs\n"
@@ -10078,7 +10078,7 @@ msgstr ""
 
 #: libraries/classes/Plugins/Transformations/Input/Text_Plain_Iptobinary.php:30
 msgid "Converts an Internet network address in (IPv4/IPv6) format to binary"
-msgstr ""
+msgstr "Převede IP adresu (IPv4/IPv6) do binárního formátu"
 
 #: libraries/classes/Plugins/Transformations/Input/Text_Plain_JsonEditor.php:30
 msgid "Syntax highlighted CodeMirror editor for JSON."
@@ -10124,10 +10124,12 @@ msgid ""
 "Provides authentication using HOTP and TOTP applications such as FreeOTP, "
 "Google Authenticator or Authy."
 msgstr ""
+"Poskytuje ověření pomocí HOTP a TOTP aplikací jako je FreeOTP, Google "
+"Authenticator nebo Authy."
 
 #: libraries/classes/Plugins/TwoFactor/Key.php:186
 msgid "Hardware Security Key (FIDO U2F)"
-msgstr ""
+msgstr "Hardwarový bezpečnostní klíč (FIDO U2F)"
 
 #: libraries/classes/Plugins/TwoFactor/Key.php:196
 msgid ""
@@ -10647,6 +10649,8 @@ msgid ""
 "Connection to server is disabled, please enable $cfg['AllowArbitraryServer'] "
 "in phpMyAdmin configuration."
 msgstr ""
+"Připojení na server je zakázáno, povolte, prosím $cfg['AllowArbitraryServer']"
+" v phpMyAdmin konfiguraci."
 
 #: libraries/classes/ReplicationGui.php:923
 msgid "Replication started successfully."