Across
Locate bad smell for questionable treatment (7)
Snake around much of The Prancing Pony (6)
Umlaut’s dotty on both sides (6)
I haven't cracked this one yet — but Fifteensquared have:
Anagram (dotty = crazy) of UMLAUT .
Fat duke's tearing off (8)
Quite skilfully packaging instrument on special order (10)
I haven't cracked this one yet — but Fifteensquared have:
ABLY (skilfully), containing (packaging) LUTE (a musical instrument) after SO (abbreviation for special order, according to the dictionaries). Quite = absolutely = an expression of strong agreement.
A lot of men in farmyard (4)
Mixed-up loveless saddo - they have issues with women (4)
I haven't cracked this one yet — but Fifteensquared have:
Anagram (mixed-up) of SADD [o] without the O (zero = love in tennis scoring). Issues = children or later descendants, as in the legal term “died without issue”.
Stories for instance going back enthralling a lot of sailors (5)
I haven't cracked this one yet — but Fifteensquared have:
SAY (for instance), reversed (going back), including (enthralling) RN (abbreviation for Royal Navy = a lot of sailors). Yarn = a long and involved story, which may not be entirely true.
Split money for accommodation (4)
Young Ones dressed up as nothing short of old (4)
A problem with the wet amid spring dances (10)
Product of explosive shell part no ends missing (8)
I haven't cracked this one yet — but Fifteensquared have:
Anagram (product of explosive . . .) of SHEL [l] PAR [t] N [o], with the end letters of all three words missing. I think this is intended as a clue-as-definition, but I can’t see what “no ends missing” contributes to the definition.
Half of rise added to income? - refuse to get carried away (6)
Promising a flower to border most of famous garden (6)
Sombre event’s gone wild outside one local (7)
Down
Wonderful bananas of usual breadth (8)
In Versailles I initially abhorred miserable envy (8)
I haven't cracked this one yet — but Fifteensquared have:
JE (French for “I”, as in the French palace of Versailles = “I in Versailles”) + initial letter of A [bhorred] + LOUSY (slang for very unsatisfactory = miserable). Originally envy and jealousy were slightly different concepts, but in modern usage the distinction seems to have been lost. (Envy = something belongs to you, and I want it; jealousy = something belongs to me, and I don’t want you to have it.)
Benign deity full of love (4)
I haven't cracked this one yet — but Fifteensquared have:
GOD (deity) containing O (zero = love in tennis scoring).
An ideal place for everyone the best current answer (6)
Urban guy wants money up front? No that’s dodgy (8)
Spot on fruit we gather (5)
Peer is with four in lavatory (5)
Sex god accepts universal currency (5)
Adjustable chair - and it might be found on the web (8)
Table tennis after two sopranos push out pianos for choral revel (8)
I haven't cracked this one yet — but Fifteensquared have:
[p] ING [p] ONG (another name for table tennis), with two S (abbreviation for soprano) instead of the two P (p = abbreviation for Italian piano = musical term for quiet). Singsong = a session of communal singing for pleasure.
Star on the left with density rising far off (8)
I haven't cracked this one yet — but Fifteensquared have:
RED (slang for politically on the left), then W + D (abbreviations for with and density) reversed (rising = upwards in a down clue), then an anagram (off) of FAR . Red dwarf = a small faint star.
Increased intervals between square and measured steps (6)
Liquid nitrogen stored in broken urn - ultimately leaky (5)
I haven't cracked this one yet — but Fifteensquared have:
N (chemical symbol for nitrogen) in an anagram (broken) of URN , then the last letter (ultimately) of [leak] Y . Runny = description of something liquid, especially when one might expect it to be more solid; for example “runny honey” as opposed to the thicker “set honey”.
Half-hearted Gollum could become this influential individual (5)
Prison island held by the French for endless sentence (4)
Type letters or click words in the clue