Across
Not alarmed by deranged nut tossing boulder (10)
Flower display (4)
One putting up English clergyman (7)
Undertaker perhaps though probably not driving a hearse? (7)
Audiovisual connector problem causing lasting sign of damage (10)
Enclosed area needing parking space (3)
Keep hidden blue story with position-swapping (6)
Harm ultimately avoided by France in Calais their historic Channel port (8)
I haven't cracked this one yet — but Fifteensquared have:
HAR(m) – finally avoided & F(rance) & LEUR – their in French
Billing daily departure (zero deduction applied) (8)
I haven't cracked this one yet — but Fifteensquared have:
CHAR – cleaner, daily & O – zero – removed from G(o)ING
Binge having endless pie - illness follows (6)
Show computer technology will encounter resistance? (3)
I haven't cracked this one yet — but Fifteensquared have:
AI – artificial intelligence & R(esistance)
Charly's upset Maureen's audibly tearful (10)
Perhaps Nos. of consecutive notes dispatched in reverse order (7)
I haven't cracked this one yet — but Fifteensquared have:
D&E – consecutive notes & SLAIN – despatched – reversed
Maybe 25 vehicle's cabin wrecked on motorway (7)
Herbivore returns to plant (4)
Ones playing the game believe in games kit (10)
Down
Sovereign narrowed Zulu region only recently expanded and that's controversial (4)
I haven't cracked this one yet — but Fifteensquared have:
A narrowed (r)ULE(r) – sovereign & Z(ulu). Took me a little while to realise it was only the Z from zulu that was required
Sweet sticky liquid from maple possibly about a centilitre (7)
I haven't cracked this one yet — but Fifteensquared have:
A & CL – centilitre all in TREE – maple say
Expose former head of state with looming disaster overhanging a one-time country (13)
I haven't cracked this one yet — but Fifteensquared have:
OUT – expose & ER – the late queen &a disastrous LOOMING* & A
Not only straight; into unclothed doll (6)
Train user to reset a computer finally (8)
I haven't cracked this one yet — but Fifteensquared have:
Train service between the UK and Europe, reset [USER TO]* & A & end of (compute)R
Buoyed by drug man's record-breaking leap (7)
I haven't cracked this one yet — but Fifteensquared have:
A ballet step, CHAP breaking into EP – record & E – drug, new to me but I was never going to be a ballet dancer
A green tree blighted to grow again (10)
I haven't cracked this one yet — but Fifteensquared have:
A blighted [A GREEN TREE]*
Pack member's naked face-off on ice (13)
Run fails to open after boycott of comic role (10)
Rouses and impregnates (8)
Order a luxury car and stripped-down banger (7)
I haven't cracked this one yet — but Fifteensquared have:
A & RR – Rolls Royce & a stripped (b)ANGE(r)
Tool reportedly used to underpin ginormous bone (7)
Textbook example is 23 right? (6)
I haven't cracked this one yet — but Fifteensquared have:
PRIME of which 23 is an example & R(ight)
More buses brought back restricting taxi operator (4)
Type letters or click words in the clue