diff --git a/Makefile b/Makefile
index 443138e..e50c946 100644
--- a/Makefile
+++ b/Makefile
@@ -21,6 +21,7 @@ all: index.html
 .PHONY: verify-images
 verify-images: png-verify.pl
 	for i in ./images/screenshot/*.png; do ./png-verify.pl $$i; done
+	for i in ./images/installer/*.png; do ./png-verify.pl $$i; done
 
 ADOC_SOURCES_GUESS=$(filter-out %-synopsis.adoc %-opts.adoc %-table.adoc, $(wildcard *.adoc))
 .pmg-doc-depends link-refs.json: $(ADOC_SOURCES_GUESS) scan-adoc-refs
@@ -199,8 +200,10 @@ doc-install: index.html $(API_VIEWER_SOURCES) verify-images
 	install -dm755 $(DESTDIR)/usr/share/doc/$(DOC_PACKAGE)
 	install -m 0644 index.html $(INDEX_INCLUDES) $(DESTDIR)/usr/share/$(DOC_PACKAGE)
 	# install screenshot images
-	install -dm755 $(DESTDIR)/usr/share/$(DOC_PACKAGE)/images/screenshot
-	install -m 0644 images/screenshot/*.png $(DESTDIR)/usr/share/$(DOC_PACKAGE)/images/screenshot
+	for d in screenshot installer; do \
+	    install -dm755 $(DESTDIR)/usr/share/$(DOC_PACKAGE)/images/$$d; \
+	    install -m 0644 images/$$d/*.png $(DESTDIR)/usr/share/$(DOC_PACKAGE)/images/$$d; \
+	done
 	# install api doc viewer
 	install -dm755 $(DESTDIR)/usr/share/$(DOC_PACKAGE)/api-viewer
 	install -m 0644 $(API_VIEWER_SOURCES) $(DESTDIR)/usr/share/$(DOC_PACKAGE)/api-viewer
diff --git a/images/installer/pmg-grub-menu.png b/images/installer/pmg-grub-menu.png
index b41ba63..df1fa6b 100644
Binary files a/images/installer/pmg-grub-menu.png and b/images/installer/pmg-grub-menu.png differ
diff --git a/images/installer/pmg-installation.png b/images/installer/pmg-installation.png
index b09aa1e..907b6b8 100644
Binary files a/images/installer/pmg-installation.png and b/images/installer/pmg-installation.png differ
diff --git a/images/installer/pmg-select-location.png b/images/installer/pmg-select-location.png
index f8da8b5..3d72a96 100644
Binary files a/images/installer/pmg-select-location.png and b/images/installer/pmg-select-location.png differ
diff --git a/images/installer/pmg-select-target-disk.png b/images/installer/pmg-select-target-disk.png
index 3d5308e..e4bde10 100644
Binary files a/images/installer/pmg-select-target-disk.png and b/images/installer/pmg-select-target-disk.png differ
diff --git a/images/installer/pmg-set-password.png b/images/installer/pmg-set-password.png
index 7a5cc91..09bec85 100644
Binary files a/images/installer/pmg-set-password.png and b/images/installer/pmg-set-password.png differ
diff --git a/images/installer/pmg-setup-network.png b/images/installer/pmg-setup-network.png
index 0b2eab7..b53b20d 100644
Binary files a/images/installer/pmg-setup-network.png and b/images/installer/pmg-setup-network.png differ
diff --git a/images/installer/pmg-summary.png b/images/installer/pmg-summary.png
index 2cb0565..2a109e3 100644
Binary files a/images/installer/pmg-summary.png and b/images/installer/pmg-summary.png differ
diff --git a/images/installer/pmg-tui-installer.png b/images/installer/pmg-tui-installer.png
index 45872a8..3b29479 100644
Binary files a/images/installer/pmg-tui-installer.png and b/images/installer/pmg-tui-installer.png differ