diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1053fdc..8233e3e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,9 +20,8 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.9'
+          - 'lts'
           - '1'
-          - '^1.11.0-0'
         os:
           - ubuntu-latest
           - macOS-latest
diff --git a/Project.toml b/Project.toml
index 6574b2e..fdd1b54 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "MatrixFactorizations"
 uuid = "a3b82374-2e81-5b9e-98ce-41277c0e4c87"
-version = "3.0.1"
+version = "3.1"
 
 [deps]
 ArrayLayouts = "4c555306-a7a7-4459-81d9-ec55ddd5c99a"
@@ -18,7 +18,7 @@ MatrixFactorizationsBandedMatricesExt = "BandedMatrices"
 [compat]
 ArrayLayouts = "1.9.2"
 BandedMatrices = "1.6"
-julia = "1.9"
+julia = "1.10"
 
 [extras]
 BandedMatrices = "aae01518-5342-5314-be14-df237901396f"
diff --git a/src/MatrixFactorizations.jl b/src/MatrixFactorizations.jl
index 162240c..c90b621 100644
--- a/src/MatrixFactorizations.jl
+++ b/src/MatrixFactorizations.jl
@@ -12,13 +12,8 @@ import LinearAlgebra: cholesky, cholesky!, norm, diag, eigvals!, eigvals, eigen!
    checknonsingular, ipiv2perm, copytri!, issuccess, RealHermSymComplexHerm,
    cholcopy, checkpositivedefinite, char_uplo, copymutable_oftype
 
-if VERSION ≥ v"1.10-"
-    using LinearAlgebra: TransposeFactorization, AdjointFactorization
-else
-    const TransposeFactorization = Transpose
-    const AdjointFactorization = Adjoint
 
-end
+using LinearAlgebra: TransposeFactorization, AdjointFactorization
 
 import Base: getindex, setindex!, *, +, -, ==, <, <=, >,
    >=, /, ^, \, transpose, showerror, reindex, checkbounds, @propagate_inbounds
@@ -53,6 +48,8 @@ const TransposeFact = isdefined(LinearAlgebra, :TransposeFactorization) ? Linear
 # objects are flexible in size when multiplied from the left, or its adjoint
 # from the right.
 abstract type LayoutQ{T} <: AbstractQ{T} end
+
+
 @_layoutlmul LayoutQ
 @_layoutlmul AdjointQtype{<:Any,<:LayoutQ}
 @_layoutrmul LayoutQ
@@ -109,30 +106,6 @@ end
 *(A::AbstractTriangular, B::LayoutQ) = mul(A, B)
 *(A::AbstractTriangular, B::AdjointQtype{<:Any,<:LayoutQ}) = mul(A, B)
 
-if VERSION < v"1.10-"
-    (*)(Q::LayoutQ, b::StridedVector)  = _mul(Q, b)
-    (*)(Q::LayoutQ, B::StridedMatrix)  = _mul(Q, B)
-    (*)(Q::LayoutQ, B::Adjoint{<:Any,<:StridedVecOrMat}) = _mul(Q, B)
-    (*)(A::StridedMatrix, adjQ::AdjointQtype{<:Any,<:LayoutQ})  = _mul(A, adjQ)
-    (*)(A::Adjoint{<:Any,<:StridedMatrix}, adjQ::AdjointQtype{<:Any,<:LayoutQ}) = _mul(A, adjQ)
-
-    Base.@propagate_inbounds getindex(Q::LayoutQ, i::Int, j::Int) = Q[:, j][i]
-    function getindex(Q::LayoutQ, ::Colon, j::Int)
-        y = zeros(eltype(Q), size(Q, 2))
-        y[j] = 1
-        lmul!(Q, y)
-    end
-    Base.@propagate_inbounds layout_getindex(A::LayoutQ, I::CartesianIndex) = A[to_indices(A, (I,))...]
-    Base.@propagate_inbounds layout_getindex(A::LayoutQ, I::Int...) =
-        Base.invoke(Base.getindex, Tuple{AbstractQ, typeof.(I)...}, A, I...)
-    Base.@propagate_inbounds layout_getindex(A::LayoutQ, I::AbstractVector{Int}, J::AbstractVector{Int}) =
-        hcat((A[:, j][I] for j in J)...)
-
-    (*)(Q::LayoutQ, adjQ::Adjoint{<:Any,<:LayoutQ}) = mul(Q, adjQ)
-    (*)(adjQ::Adjoint{<:Any,<:LayoutQ}, Q::LayoutQ) = mul(adjQ, Q)
-    (*)(adjQ::Adjoint{<:Any,<:LayoutQ}, adjP::Adjoint{<:Any,<:LayoutQ}) = mul(adjQ, adjP)
-end
-
 axes(Q::LayoutQ, dim::Integer) = axes(getfield(Q, :factors), dim == 2 ? 1 : dim)
 axes(Q::LayoutQ) = axes(Q, 1), axes(Q, 2)
 copy(Q::LayoutQ) = Q
diff --git a/src/polar.jl b/src/polar.jl
index 57983ef..5c10530 100644
--- a/src/polar.jl
+++ b/src/polar.jl
@@ -486,11 +486,6 @@ mutable struct QDWHUpdater{T} <: PolarUpdater
     L::T  # a lower bound for the smallest singluar value of each update matrix U
 end
 
-
-if VERSION < v"1.7-"
-    ColumnNorm() = Val(true)
-end
-
 function update_U!(upd::QDWHUpdater, U::Matrix{T}) where {T}
     piv = upd.piv
     L = upd.L
diff --git a/src/ql.jl b/src/ql.jl
index 5764fcd..c6d0575 100644
--- a/src/ql.jl
+++ b/src/ql.jl
@@ -265,15 +265,7 @@ Matrix{T}(Q::QLPackedQ{S}) where {T,S} =
     convert(Matrix{T}, lmul!(Q, Matrix{S}(I, size(Q, 1), min(size(Q.factors)...))))
 Matrix(Q::QLPackedQ{S}) where {S} = Matrix{S}(Q)
 
-if VERSION < v"1.10-"
-    AbstractMatrix{T}(Q::QLPackedQ{T}) where {T} = Q
-    AbstractMatrix{T}(Q::QLPackedQ) where {T} = QLPackedQ{T}(Q)
-    convert(::Type{AbstractMatrix{T}}, Q::QLPackedQ) where {T} = QLPackedQ{T}(Q)
-    convert(::Type{AbstractMatrix{T}}, adjQ::Adjoint{<:Any,<:QLPackedQ}) where {T} =
-        (QLPackedQ{T}(parent(adjQ)))'
-else
-    AbstractMatrix{T}(Q::QLPackedQ) where {T} = Matrix{T}(Q)
-end
+AbstractMatrix{T}(Q::QLPackedQ) where {T} = Matrix{T}(Q)
 
 size(Q::QLPackedQ, dim::Integer) = size(getfield(Q, :factors), dim == 2 ? 1 : dim)
 
diff --git a/src/qr.jl b/src/qr.jl
index 4e9e57f..397c9af 100644
--- a/src/qr.jl
+++ b/src/qr.jl
@@ -160,6 +160,9 @@ struct QRPackedQ{T,S<:AbstractMatrix{T},Tau<:AbstractVector{T}} <: LayoutQ{T}
         new{T,S,Tau}(factors, τ)
     end
 end
+
+
+
 QRPackedQ(factors::AbstractMatrix{T}, τ::AbstractVector{T}) where {T} = QRPackedQ{T,typeof(factors),typeof(τ)}(factors, τ)
 function QRPackedQ{T}(factors::AbstractMatrix, τ::AbstractVector) where {T}
     QRPackedQ(convert(AbstractMatrix{T}, factors), convert(AbstractVector{T}, τ))
@@ -176,15 +179,7 @@ Matrix{T}(Q::QRPackedQ{S}) where {T,S} =
     convert(Matrix{T}, lmul!(Q, Matrix{S}(I, size(Q, 1), min(size(Q.factors)...))))
 Matrix(Q::QRPackedQ{S}) where {S} = Matrix{S}(Q)
 
-if VERSION < v"1.10-"
-    AbstractMatrix{T}(Q::QRPackedQ{T}) where {T} = Q
-    AbstractMatrix{T}(Q::QRPackedQ) where {T} = QRPackedQ{T}(Q)
-    convert(::Type{AbstractMatrix{T}}, Q::QRPackedQ) where {T} = QRPackedQ{T}(Q)
-    convert(::Type{AbstractMatrix{T}}, adjQ::Adjoint{<:Any,<:QRPackedQ}) where {T} =
-        (QRPackedQ{T}(parent(adjQ)))'
-else
-    AbstractMatrix{T}(Q::QRPackedQ) where {T} = Matrix{T}(Q)
-end
+AbstractMatrix{T}(Q::QRPackedQ) where {T} = Matrix{T}(Q)
 
 size(F::QR, dim::Integer) = size(getfield(F, :factors), dim)
 size(F::QR) = size(getfield(F, :factors))
diff --git a/src/rq.jl b/src/rq.jl
index 97b71a8..4499ca1 100644
--- a/src/rq.jl
+++ b/src/rq.jl
@@ -122,16 +122,7 @@ Matrix(Q::RQPackedQ{S}) where {S} = Matrix{S}(Q)
 AbstractQ{T}(Q::RQPackedQ{T}) where {T} = Q
 AbstractQ{T}(Q::RQPackedQ) where {T} = RQPackedQ{T}(Q)
 convert(::Type{AbstractQ{T}}, Q::RQPackedQ) where {T} = RQPackedQ{T}(Q)
-
-if VERSION < v"1.10-"
-    AbstractMatrix{T}(Q::RQPackedQ{T}) where {T} = Q
-    AbstractMatrix{T}(Q::RQPackedQ) where {T} = RQPackedQ{T}(Q)
-    convert(::Type{AbstractMatrix{T}}, Q::RQPackedQ) where {T} = RQPackedQ{T}(Q)
-    convert(::Type{AbstractMatrix{T}}, adjQ::Adjoint{<:Any,<:RQPackedQ}) where {T} =
-        (RQPackedQ{T}(parent(adjQ)))'
-else
-    AbstractMatrix{T}(Q::RQPackedQ) where {T} = Matrix{T}(Q)
-end
+AbstractMatrix{T}(Q::RQPackedQ) where {T} = Matrix{T}(Q)
 
 Base.size(Q::RQPackedQ, dim::Integer) = size(getfield(Q, :factors), dim == 1 ? 2 : dim)
 Base.size(Q::RQPackedQ) = size(Q, 1), size(Q, 2)
diff --git a/src/ul.jl b/src/ul.jl
index f572c17..bb19af9 100644
--- a/src/ul.jl
+++ b/src/ul.jl
@@ -99,9 +99,7 @@ end
 #     ul!(A.data, pivot; check = check)
 # end
 
-if VERSION < v"1.7-"
-    _checknonsingular(info, ::Val{Pivot}) where Pivot = checknonsingular(info, Val{Pivot}())
-elseif VERSION < v"1.11-"
+if VERSION < v"1.11-"
     _checknonsingular(info, ::Val{true}) = checknonsingular(info, RowMaximum())
     _checknonsingular(info, ::Val{false}) = checknonsingular(info, NoPivot())
 else
diff --git a/test/test_ql.jl b/test/test_ql.jl
index 67369bc..a23a027 100644
--- a/test/test_ql.jl
+++ b/test/test_ql.jl
@@ -95,11 +95,7 @@ using MatrixFactorizations, ArrayLayouts, Test
                     sq = size(q.factors, 1)
                     @test *(LowerTriangular(Matrix{eltyb}(I, sq, sq)), adjoint(q))*squareQ(q) ≈ Matrix(I, a_1, a_1) atol=5000ε
                     if eltya != Int
-                        if VERSION < v"1.10-"
-                            @test Matrix{eltyb}(I, a_1, a_1)*q ≈ convert(AbstractMatrix{tab}, q)
-                        else
-                            @test Matrix{eltyb}(I, a_1, a_1)*q ≈ squareQ(convert(LinearAlgebra.AbstractQ{tab}, q))
-                        end
+                        @test Matrix{eltyb}(I, a_1, a_1)*q ≈ squareQ(convert(LinearAlgebra.AbstractQ{tab}, q))
                     end
                 end
             end
@@ -214,4 +210,9 @@ using MatrixFactorizations, ArrayLayouts, Test
         @test rowsupport(Q, 4) ≡ colsupport(Q', 4) ≡ Base.OneTo(5)
         @test colsupport(Q, 4) ≡ rowsupport(Q', 4) ≡ 3:10
     end
+
+    @testset "AbstractMatrix conversion" begin
+        Q = ql(randn(5,5)).Q
+        @test AbstractMatrix{Float64}(Q) isa Matrix{Float64}
+    end
 end
\ No newline at end of file
diff --git a/test/test_qr.jl b/test/test_qr.jl
index dcd59df..52ce8f2 100644
--- a/test/test_qr.jl
+++ b/test/test_qr.jl
@@ -61,11 +61,7 @@ rectangularQ(Q::LinearAlgebra.AbstractQ) = Matrix(Q) # convert(Array, Q)
                     sq = size(q.factors, 2)
                     @test *(Matrix{eltyb}(I, sq, sq), adjoint(q)) * squareQ(q) ≈ Matrix(I, sq, sq) atol=5000ε
                     if eltya != Int
-                        if VERSION < v"1.10-"
-                            @test Matrix{eltyb}(I, a_1, a_1)*q ≈ convert(AbstractMatrix{tab}, q)
-                        else
-                            @test Matrix{eltyb}(I, a_1, a_1)*q ≈ squareQ(convert(LinearAlgebra.AbstractQ{tab}, q))
-                        end
+                        @test Matrix{eltyb}(I, a_1, a_1)*q ≈ squareQ(convert(LinearAlgebra.AbstractQ{tab}, q))
                         ac = copy(a)
                         @test qrunblocked!(a[:, 1:5])\b == qrunblocked!(view(ac, :, 1:5))\b
                     end
@@ -91,11 +87,7 @@ rectangularQ(Q::LinearAlgebra.AbstractQ) = Matrix(Q) # convert(Array, Q)
                     sq = size(q.factors, 1)
                     @test *(LowerTriangular(Matrix{eltyb}(I, sq, sq)), adjoint(q))*squareQ(q) ≈ Matrix(I, a_1, a_1) atol=5000ε
                     if eltya != Int
-                        if VERSION < v"1.10-"
-                            @test Matrix{eltyb}(I, a_1, a_1)*q ≈ convert(AbstractMatrix{tab}, q)
-                        else
-                            @test Matrix{eltyb}(I, a_1, a_1)*q ≈ squareQ(convert(LinearAlgebra.AbstractQ{tab}, q))
-                        end
+                        @test Matrix{eltyb}(I, a_1, a_1)*q ≈ squareQ(convert(LinearAlgebra.AbstractQ{tab}, q))
                     end
                 end
             end
@@ -208,4 +200,9 @@ rectangularQ(Q::LinearAlgebra.AbstractQ) = Matrix(Q) # convert(Array, Q)
         @test rowsupport(Q, 4) ≡ colsupport(Q', 4) ≡ 3:10
         @test colsupport(Q, 4) ≡ rowsupport(Q', 4) ≡ Base.OneTo(5)
     end
+
+    @testset "AbstractMatrix conversion" begin
+        Q = qrunblocked(randn(5,5)).Q
+        @test AbstractMatrix{Float64}(Q) isa Matrix{Float64}
+    end
 end
diff --git a/test/test_reversecholesky.jl b/test/test_reversecholesky.jl
index 82a0829..a7654d2 100644
--- a/test/test_reversecholesky.jl
+++ b/test/test_reversecholesky.jl
@@ -298,10 +298,7 @@ end
 
         # complex, failing
         D[2, 2] = 0.0 + 0im
-        if VERSION ≥ v"1.10"
-            @test_throws PosDefException reversecholesky(D)
-        end
-        
+        @test_throws PosDefException reversecholesky(D)        
 
         # InexactError for Int
         @test_throws InexactError reversecholesky!(Diagonal([2, 1]))
diff --git a/test/test_rq.jl b/test/test_rq.jl
index 7146355..45b595b 100644
--- a/test/test_rq.jl
+++ b/test/test_rq.jl
@@ -105,11 +105,7 @@ const Our=MatrixFactorizations
                     sq = size(q.factors, 2)
                     @test *(Matrix{eltyb}(I, sq, sq), adjoint(q)) * q ≈ Matrix(I, sq, sq) atol=5000ε
                     if eltya != Int
-                        if VERSION < v"1.10-"
-                            @test Matrix{eltyb}(I, a_1, a_1)*q ≈ convert(AbstractMatrix{tab}, q)
-                        else
-                            @test Matrix{eltyb}(I, a_1, a_1)*q ≈ squareQ(convert(LinearAlgebra.AbstractQ{tab}, q))
-                        end
+                        @test Matrix{eltyb}(I, a_1, a_1)*q ≈ squareQ(convert(LinearAlgebra.AbstractQ{tab}, q))
                         ac = copy(a)
                         # would need rectangular ldiv! method
                         @test_throws DimensionMismatch rq!(a[:, 1:5])\b == rq!(view(ac, :, 1:5))\b
@@ -211,4 +207,9 @@ const Our=MatrixFactorizations
         @test rmul!(copy(c), Q) ≈ c*Matrix(Q)
         @test rmul!(copy(c), Q') ≈ c*Matrix(Q')
     end
+
+    @testset "AbstractMatrix conversion" begin
+        Q = rq(randn(5,5)).Q
+        @test AbstractMatrix{Float64}(Q) isa Matrix{Float64}
+    end
 end