diff --git a/options/locale/locale_en-US.ini b/options/locale/locale_en-US.ini
index c31d77e1a58..00c5ed60764 100644
--- a/options/locale/locale_en-US.ini
+++ b/options/locale/locale_en-US.ini
@@ -1276,6 +1276,7 @@ signing.wont_sign.basesigned = The merge will not be signed as the base commit i
 signing.wont_sign.headsigned = The merge will not be signed as the head commit is not signed
 signing.wont_sign.commitssigned = The merge will not be signed as all the associated commits are not signed
 signing.wont_sign.approved = The merge will not be signed as the PR is not approved
+signing.wont_sign.not_signed_in = You are not signed in
 
 ext_wiki = Ext. Wiki
 ext_wiki.desc = Link to an external wiki.
diff --git a/routers/repo/issue.go b/routers/repo/issue.go
index d671f8de74e..dabe0f6b0fe 100644
--- a/routers/repo/issue.go
+++ b/routers/repo/issue.go
@@ -1212,6 +1212,8 @@ func ViewIssue(ctx *context.Context) {
 					log.Error("Error whilst checking if could sign pr %d in repo %s. Error: %v", pull.ID, pull.BaseRepo.FullName(), err)
 				}
 			}
+		} else {
+			ctx.Data["WontSignReason"] = "not_signed_in"
 		}
 		ctx.Data["IsPullBranchDeletable"] = canDelete &&
 			pull.HeadRepo != nil &&
diff --git a/templates/repo/issue/view_content/pull.tmpl b/templates/repo/issue/view_content/pull.tmpl
index c2b9cb36b9a..53e2ddf912b 100644
--- a/templates/repo/issue/view_content/pull.tmpl
+++ b/templates/repo/issue/view_content/pull.tmpl
@@ -73,7 +73,7 @@
 	{{- else if .IsBlockedByOutdatedBranch}}red
 	{{- else if and .EnableStatusCheck (or .RequiredStatusCheckState.IsFailure .RequiredStatusCheckState.IsError)}}red
 	{{- else if and .EnableStatusCheck (or (not $.LatestCommitStatus) .RequiredStatusCheckState.IsPending .RequiredStatusCheckState.IsWarning)}}yellow
-	{{- else if and .RequireSigned (not .WillSign)}}red
+	{{- else if and .AllowMerge .RequireSigned (not .WillSign)}}red
 	{{- else if .Issue.PullRequest.IsChecking}}yellow
 	{{- else if .Issue.PullRequest.CanAutoMerge}}green
 	{{- else}}red{{end}}">{{svg "octicon-git-merge" 32}}</a>
@@ -159,7 +159,7 @@
 						<i class="icon icon-octicon">{{svg "octicon-x" 16}}</i>
 						{{$.i18n.Tr "repo.pulls.required_status_check_missing"}}
 					</div>
-				{{else if and .RequireSigned (not .WillSign)}}
+				{{else if and .AllowMerge .RequireSigned (not .WillSign)}}
 					<div class="item text red">
 						<i class="icon icon-octicon">{{svg "octicon-x" 16}}</i>
 						{{$.i18n.Tr "repo.pulls.require_signed_wont_sign"}}
@@ -170,7 +170,7 @@
 					</div>
 				{{end}}
 				{{$notAllOverridableChecksOk := or .IsBlockedByApprovals .IsBlockedByRejection .IsBlockedByOutdatedBranch (and .EnableStatusCheck (not .RequiredStatusCheckState.IsSuccess))}}
-				{{if and (or $.IsRepoAdmin (not $notAllOverridableChecksOk)) (or (not .RequireSigned) .WillSign)}}
+				{{if and (or $.IsRepoAdmin (not $notAllOverridableChecksOk)) (or (not .AllowMerge) (not .RequireSigned) .WillSign)}}
 					{{if $notAllOverridableChecksOk}}
 						<div class="item text yellow">
 							<i class="icon icon-octicon">{{svg "octicon-dot-fill" 16}}</i>
@@ -216,7 +216,7 @@
 					</div>
 				{{end}}
 
-				{{if and (or $.IsRepoAdmin (not $notAllOverridableChecksOk)) (or (not .RequireSigned) .WillSign)}}
+				{{if and (or $.IsRepoAdmin (not $notAllOverridableChecksOk)) (or (not .AllowMerge) (not .RequireSigned) .WillSign)}}
 					{{if .AllowMerge}}
 						{{$prUnit := .Repository.MustGetUnit $.UnitTypePullRequests}}
 						{{$approvers := .Issue.PullRequest.GetApprovers}}